My list
My list
Mystic Nine key art: the ensemble in Republican-era suits, robes and furs, seated and standing before a faded mural in a hall
Mystic Nine poster: Chen Yao, Zeng Shunxi and William Chan hanging from ropes inside a dark cavern lit from above
九门 · Jiu Men

Mystic Nine

CompletedYouku
202630 episodes · ~45 minMystery & Thriller, Period DramaOriginal script

Mystic Nine is a 30-episode Chinese mystery thriller from Youku. It aired from July 30, 2026 to August 22, 2026, and all episodes are out. In the US it streams officially on Viki (free with ads), checked October 25, 2026.

BrotherhoodFound FamilyPolitical SchemingHidden IdentityAmnesia
By C-Drama Compass Editors · Updated · How we rate
Where to watch

Where to watch Mystic Nine

Official services only, checked by hand for your country. Free options come first.

In the USLinks checked Sun Oct 25In the UKNot checked yetIn CanadaNot checked yetIn AustraliaNot checked yet
Viki
Viki
Free with adsAll 30 episodesSubs in 8 languagesChecked from the US on Oct 25, 2026: all 30 episodes free with ads, none marked Viki Pass.
Watch

Watching from the US? Did Viki work for you?

Viki
Viki
Not checked in the UKIn the US: Free with adsAll 30 episodesUS check: Checked from the US on Oct 25, 2026: all 30 episodes free with ads, none marked Viki Pass.
Watch

Watching from the UK? Did Viki work for you?

Viki
Viki
Not checked in CanadaIn the US: Free with adsAll 30 episodesUS check: Checked from the US on Oct 25, 2026: all 30 episodes free with ads, none marked Viki Pass.
Watch

Watching from Canada? Did Viki work for you?

Viki
Viki
Not checked in AustraliaIn the US: Free with adsAll 30 episodesUS check: Checked from the US on Oct 25, 2026: all 30 episodes free with ads, none marked Viki Pass.
Watch

Watching from Australia? Did Viki work for you?

Only official, licensed services.

We check the US, UK, Canada and Australia. Showing United States.

Did this answer your question?

Is it worth watching?

What to expect. Zhang Qishan and the Nine Gates hunt a vanished army unit through a haunted underground tower, then face a government purge of their own clans.

Final verdict coming soon. It goes up once our editor has seen the ending. How we rate

Best for

Fans of The Mystic Nine (2016) and The Lost Tomb who want ensemble tomb-raiding adventure

What viewers score it

Douban (China)as of Sep 6, 2026
6.7/1043,715 ratings

The story, without spoilers

What to Expect

We haven't watched this one. This section is based on the official episode synopses, Chinese reviews and English coverage, and we'll replace it with a verdict once we have one.

The first two thirds are an underground adventure. Zhang, Wu and the other gates go down into the Tower Between Worlds (隔世楼), a maze of opera stages, water channels full of skulls and rooms that seem to repeat forever. The puzzles lean on Chinese folk religion, opera and the masked nuo rituals of western Hunan, and the mystery has a clear answer: a Japanese experiment and a hallucinogenic sand that confuses memory. Chinese reviewers singled out the look of the show, a smoky, crowded Changsha above ground and an eerie red-and-black world below, and praised an ensemble in which almost every gate head gets a real arc.

The last third changes genre. Once the soldiers are found, the government decides the Nine Gates are a threat, and the story becomes a political thriller about how the clans survive their own purge. That part is darker and slower. An English-language reviewer at Chasing Dramas felt the final five or so episodes drag, and Chinese critics pointed to logic holes, such as Zhang judging a 400-meter drop from the sound of one pebble.

It's a bromance more than a romance. Zhang and Wu Laogou go from enemies to brothers, and the feelings between Wu and Huo Xiangu run underneath without being resolved. It was a big hit. Youku's heat index passed 10,000 within two days, the fastest of 2026 on Youku, and by Baidu Baike's count it topped Yunhe Data's daily chart for 21 days. It holds a 6.7 on Douban from more than 43,000 ratings.

The Story

Changsha, the 1930s. An entire army unit, the 401, vanishes overnight from a military hospital, and beneath the building someone finds a tunnel that goes down much further than it should. Zhang Qishan, the city's garrison commander and head of the nine tomb-raiding clans called the Nine Gates, needs the best tracker in the city to follow it. That is Wu Laogou, the fifth gate's dog trainer, who hates him: years earlier Zhang executed Wu's steward. Wu agrees to help on one condition, that Zhang leaves the Nine Gates once the 401 are found. Mystic Nine (九门) is a 30-episode Youku drama from 2026 and the sequel to The Mystic Nine (老九门, 2016), set in the world of Nanpai Sanshu's The Lost Tomb novels. William Chan returns as Zhang, with Zeng Shunxi as Wu Laogou and Chen Yao as Huo Xiangu.

Release Notes

Mystic Nine premiered on Youku on July 30, 2026, at noon Beijing time. Members got three episodes on the first day, then one or two a day, with top-tier SVIP members one episode ahead. Youku's member calendar runs to August 22, which makes that the finale for members. Outside China, Viki carries all 30 episodes: we checked from the US on October 25, 2026, and found all of them free to watch with ads and English subtitles. We haven't checked the UK, Canada or Australia.

The drama was filmed in Hengdian from May 31 to September 28, 2025, directed by Bai Shan (柏杉) and Si Yuanjia (司元甲), and produced by Youku with Quantum Entertainment (量子泛娱). Youku's heat index passed 10,000 by August 1 and peaked at 10,249. By August 31 it had topped Yunhe Data's daily chart for 21 days, with a peak market share of 34.4%, and Maoyan counted about 1.2 billion effective plays by September 5.

Zhou Shen sings the ending theme, "Ting Wu Sheng Chu" (听无声处). William Chan sings "Feng Pei" (奉陪), Zeng Shunxi sings "Tong Gui" (同归), and Curley Gao, Ayanga and others sing insert songs. These are the Chinese titles; we haven't seen official English ones. A score album by Luo Kun (罗锟) and Yi Yang (弋洋) came out on August 10, 2026.

Does Mystic Nine have a happy ending?

Nothing opens until you ask. The first step shows only the type of ending; the details come after.

Happy, sad or open?Shows only the type of ending, nothing about what happens.Show ending typeHide
Bittersweet

We have not finished this one ourselves; this is based on outside sources.

In Brief

Ending spoilerShow the ending in brief

Mystic Nine has a bittersweet ending. The Nine Gates are officially destroyed, and Wu Laogou is publicly executed as the man who betrayed them, but in the last episode it turns out the massacre and the execution were staged. Almost everyone survives and scatters across China to fight the Japanese, though they can never come back as the Nine Gates. Xie Jiu really does die, having taken the blame as a collaborator to save the others.

Full Ending Explained

Full spoilersShow the full ending

This account comes from the official episode synopses for episodes 23 to 30, not from watching.

The tower's secret. The "infinite towers" underground are loops of memory caused by star-moon sand (星月砂), shed from the scales of a creature called Zhai Niangniang. Men exposed to the sand turn into the creature, and women into a plant called huanshi cao (换尸草). The Elder Between Worlds turns out to be Huo Xiangu's own projection, and Hua Zi killed the real elder long ago. Wu Laogou had already found the 401 and hidden them by having them take the plant to fake death, and he shot one soldier, Zhang Yuanhang, at the man's own request. Zhang's tattoo protects him from the poison, he kills Hatoyama Miji, the tower is destroyed and the 401 are saved.

The purge. Back in Changsha, police chief Huo Wenhai hires an assassin to break the gates one by one. Er Yuehong is poisoned, Banjie Li's family is threatened, and Heibei kills the assassin and is arrested. Officer Luo of the Military Affairs ministry tells Zhang the government wants the Nine Gates gone. Xie Jiu confesses to collaborating with the Japanese, names Huo Wenhai as the man behind it, and dies in prison. His letter tells Zhang to "kill six, save three." Zhang's adjutant Zhang Xiaoyu fakes a defection and dies taking Huo Wenhai with him.

Kill eight, save one. In episode 29 Wu Laogou visits each gate. Newspapers report that he stabbed Banjie Li, Chen Pi and Heibei and crippled Huo Xiangu, and Officer Luo gives Zhang three days to wipe him out. Wu admits the real plan in Xie Jiu's letter was "kill eight, save one": only Zhang survives, so he can protect the clans' people. Wu drugs Zhang, stages an assassination attempt, and lets Zhang publicly execute him and his household.

The reveal. Episode 30 is narrated by a storyteller twenty years later. It was all a trap that Zhang and Xie Jiu had set for Officer Luo. The gate heads meet outside the city, alive. Huo Xiangu leaves for Beiping to build a career of her own, Banjie Li and Heibei stay to fight the Japanese, Chen Pi sets off to travel and later fights the Japanese in Xiangxi, Wu Laogou heads for Xiangxi, and Er Yuehong goes to Guizhou to teach war orphans opera. They open the wine buried when the Nine Gates were founded and drink to Xie Jiu, who died carrying the collaborator charge.

The last scenes. In Beiping, Huo Xiangu kills a Japanese officer, Sasaki, in a hotel ballroom, then sees a newspaper photo of a famous dog trainer and recognizes Wu Laogou. Wu is training dogs for the front, with Tianpeng, one of his household, at his side. Zhang and Boss Yin fight at the front. Wu and Huo don't meet again onscreen. The synopses never make Qi Tiezui's fate clear: Wu is seen mourning him in episode 29, and he isn't named at the farewell.

Did this answer your question?

Change what opens automatically in .

Did you finish it?

Your status

Anonymous. One vote per device. We never show a score from these.

Finished Mystic Nine? Watch next

Picked by our editors for the same feel. Finished dramas first.

  1. The Longest Day in Chang'an poster: Yi Yangqianxi and Lei Jiayin with a drawn sword against a burning orange sky
    The Longest Day in Chang'an
    All 48 episodes outBittersweetBittersweet

    A condemned ex-soldier gets twelve hours to stop an attack on Tang-dynasty Chang'an during the Lantern Festival, working for a young Taoist official.

    VikiVikiVikiViki
  2. Nirvana in Fire poster: Hu Ge in a fur collar, Liu Tao in silver armour and Wang Kai on horseback against clouds
    Nirvana in Fire
    All 54 episodes outBittersweetBittersweet

    A sickly strategist returns to the capital under a new name to choose the next emperor and clear a destroyed army's name, one quiet move at a time.

    VikiVikiVikiViki
  3. Joy of Life poster: Zhang Ruoyun lounging in blue robes beside Chen Daoming in black and gold court robes, against an ink-wash landscape
    Joy of Life
    All 46 episodes outOpen EndingOpen Ending

    A young man with memories of the modern world grows up in a feudal kingdom and gets pulled into court politics while digging into his mother's past.

    VikiVikiVikiViki
More like Mystic Nine

Cast and characters

William Chan in a black suit over a patterned shirt against a grey wall
William Chan陈伟霆as Zhang QishanLead
Zeng Shunxi in a red jacket over a black shirt against a white backdrop
Zeng Shunxi曾舜晞as Wu LaogouLead
Chen Yao with long dark hair in a black blazer against a pale backdrop
Chen Yao陈瑶as Huo XianguLead
Wang Yiting in a pale blue pleated dress against a white backdrop
Wang Yiting王奕婷as Yin XinyueSecond lead
Wang Jinsong in glasses and a pinstripe three-piece suit, arms crossed, against a stone wall
Wang Jinsong王劲松as Boss YinSecond lead
Wang Maolei王茂蕾as Hatoyama MijiSecond lead
Ying Haoming in a denim jacket with a hand in his hair, in front of a wire fence
Ying Haoming应昊茗as Qi TiezuiSecond lead
Ji Xiaobing in a white shirt and navy tie against a cream backdrop
Ji Xiaobing季肖冰as Xie JiuSecond lead
Xu Zhengxi in a sage-green suit over a leopard-print shirt against a teal backdrop
Xu Zhengxi徐正溪as Er YuehongSecond lead
Zhang Tao章涛as Huo WenhaiSecond lead
Li Naiwen in glasses and a dark suit, seated on rocks by the sea
Li Naiwen李乃文as Banjie LiSupporting
Shi Xiaolong in a black tuxedo and bow tie against a dark backdrop
Shi Xiaolong释小龙as Heibei LaoliuSupporting
Hu Yunhao in a dark jacket, head tilted, against a pale backdrop
Hu Yunhao胡耘豪as Chen Pi A SiSupporting
All 26 characters and how they are connected

Words and customs you'll hear

The Lost Tomb universe

Mystic Nine belongs to the world of Daomu Biji (盗墓笔记), Nanpai Sanshu's best-selling tomb-raiding novels, known in English as The Lost Tomb. Most adaptations follow Wu Xie, a young antiques dealer, and his companions in the present day. The Mystic Nine (2016) went back to his grandfather's generation, and this drama continues it. Nanpai Sanshu was a chief supervising producer, and the production says the script was reworked over seven years, through seven versions. The story is original, written for the screen, and it ends by sending Wu Laogou toward the south, where the main novels find his family. Wu Xie and Zhang Qiling appear in cameos.

The Nine Gates

The Nine Gates (九门) are nine Changsha families who make their living from tombs, ranked in three tiers. Traditionally the upper three, led by Zhang Qishan, and the middle three rob tombs themselves, while the lower three, the Huo, Qi and Xie families, mostly deal in what comes out of them. Each head is known by a title or nickname, which is why the characters are called Banjie Li ("Half Li"), Heibei Laoliu ("Black-Back Six") and Wu Laogou ("Old Dog Wu").

Daodou, tomb raiding

Daodou (倒斗) is slang for robbing tombs, and daomu (盗墓) is the plain word. In the Republican era, war and weak government made tomb raiding a real trade around Changsha, and looted relics fed both collectors and foreign buyers. The genre treats the raiders as part crooks, part heroes, which is why the gate heads spend the drama keeping relics out of Japanese hands.

Xiangxi and nuo

Xiangxi, the mountainous west of Hunan, appears in the drama as the land of the 82 villages, and Chinese stories have long linked it to sorcery and corpse-herding legends. Nuo (傩) is an old masked ritual theater meant to drive out evil spirits, and the drama uses nuo masks and dances for its puzzles and its villains.

The Xinyue Hotel

The Xinyue Hotel (新月饭店) in Beiping is a famous auction house in the Lost Tomb world, owned by Yin Xinyue's family. In episodes 17 to 20 the gates pull off a heist at its auction, with Zhang disguised as a newspaper editor and the bidding against a Japanese buyer going past two million.

Mystic Nine FAQ

How many episodes does Mystic Nine have?

Mystic Nine has 30 episodes, each about 45 minutes long. All 30 have aired: the drama premiered on Youku on July 30, 2026, and Youku's member calendar ran to August 22. The story ends in episode 30, and no second season has been announced.

Where can I watch Mystic Nine?

In China, Mystic Nine streams on Youku. In the US, it's on Viki: we checked on October 25, 2026, and all 30 episodes were free to watch with ads and English subtitles. Viki often carries the same titles in the UK, Canada and Australia, but we haven't checked those countries ourselves.

Is Mystic Nine a sequel to The Mystic Nine (2016)?

Yes. It continues the 2016 drama with the same Nine Gates and William Chan back as Zhang Qishan, but most of the cast is new, and Wu Laogou and Huo Xiangu take bigger roles. It tells a new, self-contained story, so you can follow it without the first drama, though you'll catch more references if you've seen it.

Does Mystic Nine have a happy ending?

SpoilerShow the answer
Minor spoilerReveal whether it ends happily

Mostly, but it's bittersweet. The Nine Gates are dissolved and their heads have to leave Changsha, but almost all of them survive and go on to fight the Japanese. One important character dies for the others, and Wu Laogou and Huo Xiangu don't end up together onscreen.

Does Wu Laogou die in Mystic Nine?

SpoilerShow the answer
Ending spoilerReveal what happens to Wu Laogou

No. In episode 29 Zhang Qishan publicly executes Wu Laogou, but episode 30 reveals the execution was staged to fool the government. Wu leaves Changsha, and the final scenes show him training dogs for the front, and Huo Xiangu recognizes him from a newspaper photo.

Who dies in Mystic Nine?

SpoilerShow the answer
Ending spoilerReveal who dies

Xie Jiu dies in prison after confessing to collaboration to bring down Huo Wenhai. Zhang's adjutant Zhang Xiaoyu dies killing Huo Wenhai. Hatoyama Miji and Ding Qiansui die earlier. The other gate heads' deaths in episode 29 are staged. The synopses leave Qi Tiezui's fate unclear.

How does Mystic Nine connect to The Lost Tomb?

Mystic Nine is set in the grandparents' generation of The Lost Tomb. Wu Laogou is the grandfather of Wu Xie, the hero of the Lost Tomb dramas, and Huo Xiangu and Qiu Dekao (裘德考) are names Lost Tomb readers will know. The ending sends Wu south, setting up his family's later life, and Wu Xie appears in a cameo.

What order should I watch The Mystic Nine and Lost Tomb dramas in?

By story time, start with The Mystic Nine (2016), then this sequel, then the Lost Tomb dramas set in the present day, such as The Lost Tomb (2015) and Ultimate Note (2020). By release order works too. Each drama is self-contained, so starting with Mystic Nine is fine.

Who sings the Mystic Nine theme song?

Zhou Shen sings the ending theme, "Ting Wu Sheng Chu" (听无声处). William Chan sings the insert song "Feng Pei" (奉陪), Zeng Shunxi sings "Tong Gui" (同归), and Curley Gao and Ayanga sing other insert songs. The score album came out on August 10, 2026.

Still have a question about Mystic Nine?

Ask us anything: an episode, a character, where to watch it. We answer the common ones on this page.

Mystic Nine poster: Chen Yao, Zeng Shunxi and William Chan hanging from ropes inside a dark cavern lit from above
Mystic Nine2026 · 30 episodes
Where to watch

Report a problem

What's wrong?