Tomb of the Sea Season 1 Episode release dates & where to watch

1. Li Cu is Attacked and Kidnapped

Li Cu opens a cursed box and is kidnapped into a deeper mystery.

2. Scars Become a Map—Journey to the Desert Begins

Li Cu’s scars form a map—his desert journey begins.

3. Arrival at Gutongjing—Uncovering the Underground

In Gutongjing, skeletons match Li Cu’s back—Su Wan is captured.

4. Danger in the Underground Palace

Deadly traps awaken in the underground palace.

5. Return to the Underground—Even Deadlier Secrets

Li Cu explores alone and uncovers Wu Xie’s secrets.

6. Trapped Underground—Fear and Confessions

Spore attacks separate the group—Li Cu finds a coffin pond.

7. Reaching the Main Hall—A Monster Awaits

A monster twin lies in the tomb’s main hall.

8. Li Cu’s Back Holds the Final Map

Li Cu’s back holds the key to escape and treasure.

9. Enemies Beyond the Nine Gates

New enemies strike as Crescent Hotel secrets unravel.

10. Rescued Only to Fall into a Trap

The group’s desert rescue may be a deadly trap.

11. Poison and Paranoia

Poison spreads—paranoia divides the survivors.

12. Wu Xie Falls Ill; Li Cu Saves the Group

Wu Xie falls ill—Li Cu leads the escape.

13. Galu’s True Identity Revealed

Galu reveals his deadly true identity.

14. Trapped in Gutongjing

Gutongjing ambushes force a retreat into Soviet ruins.

15. Monsters and Secrets in Gutongjing

Burrowing monsters and deeper secrets rise.

16. The Mystery of the Tapes

Li Cu faces a desert monster in a Soviet base.

17. Recordings and Strange Artifacts

A found tape reveals screams and strange experiments.

18. Gutongjing Confirmed, Wu Xie and Wang Meng Poisoned

Li Cu opens a gate; Wu Xie and Wang Meng are poisoned.

19. Finding the Serum

A mutant saves the team by retrieving the serum.

20. Li Cu’s Personality Changes

Li Cu fakes memory loss—new threats emerge.

21. A Corpse in the Mail

A corpse in the mail leads to hidden horrors.

22. Night Escape from Wu Shan Ju

A night escape reveals Li Cu’s Wu family ties.

23. Entrusted with a Mission

Li Cu is entrusted with Wu Xie’s secret mission.

24. Zhang Rishan’s Disguise Causes Trouble

Zhang Rishan’s disguise draws dangerous attention.

25. A Rift Forms in the Trio

Shen Qiong’s name appears on puppet corpses.

26. Speaking Snakes and Sudden Attacks

Snakes speak—and bite—at Giant Wind Express.

27. Liang Wan Uncovers the Huo Central Officer

Li Cu finds vanished genius files and key intel.

28. Train Encounter & Zhang Rishan in the Subterranean Tomb

On a train, secrets unravel as Rishan enters a tomb.

29. Hotel Door Key & Zhang Rishan's Peril

The tomb collapses as Rishan discovers betrayal.

30. Subterranean Secrets and Betrayal

A bomb seals Rishan—Li Cu joins a desert crew.

31. Entering Gutongjing—Growing Tensions

A shortcut fails—Li Cu leads amid rising tension.

32. Firestorm & Loyalty Tested

A firestorm forces the team to confront illusions.

33. Approaching the Ancient City & Train Ambush

They escape a trap as train allies are ambushed.

34. Wu Xie Returns—Li Cu Battles Inside Gutongjing

Wu Xie returns, and Li Cu faces truth and betrayal.

35. Black Snakes & White Dragons—Hierarchies in Nature

Dragons rule the desert—serpent biology is revealed.

36. Splintered Team & Explosions Underground

Li Cu’s trap backfires—trust fractures again.

37. Wang Family Strikes—Li Cu Captured

Li Cu is tortured by the Wang family.

38. Mass Attack & Guerrilla Resistance

A violent desert clash breaks out.

39. Cliffside Rescue & Snakematters

Su Wan leaps off a cliff to escape.

40. Betrayals Revealed—Li Cu Joins Wang Family

Li Cu joins the Wang clan—and faces moral tests.

41. Siege of Gutongjing

Gutongjing erupts into war as factions clash.

42. The Golden Treasure Turns Deadly

Greed unleashes venom and death.

43. Ancient Legends & Music in the Ruins

The ruins play a deadly melody of the past.

44. Training for War—Splitting Paths

The trio splits to train for different fates.

45. New Strength, New Divisions

New strengths bring new divisions and suspicions.

46. Decrypting Pheromones—Wu Xie’s Setup

Wu Xie’s message warns of false decryption.

47. The Computation Department’s Portal Unlocked

Li Cu reaches the core as deadly traps spring.

48. Li Cu’s Victory & Secrets Revealed

Li Cu wins—Wu Xie reveals the final truth.

49. Liang Wan & Zhang Rishan Escape, Li Cu Finds Wang HQ

Liang Wan escapes—Li Cu locates Wang HQ.

50. All-out Espionage—Su Nan vs. Li Cu

Li Cu and Su Nan clash as double agents.

51. Wang’s Purge and Nine Gates Uprising

Wang purges traitors—Nine Gates strike back.

52. Final Showdown in the Computation Core

Li Cu destroys the computation core—Wu Xie survives.

53. Victory—and a New Beginning Finale

Victory comes—Li Cu passes his exam.