Seasons & episodes

S1 · E1Chapter 1 2021-11-04 · 60 min＋

Sewon, a research-obsessed brain scientist, gets devastating news that pushes him to advance a risky brain-sync system in search of answers.

S1 · E2Chapter 2 2021-11-12 · 49 min＋

Intel from a private investigator drives Sewon to conduct more brain syncs, leading him to believe his wife, Jaeyi, was right about their son Doyoon

S1 · E3Chapter 3 2021-11-19 · 58 min＋

Sewon's investigation makes him a target, and he discovers a disturbing truth about the private investigator that rocks both their worlds.

S1 · E4Chapter 4 2021-11-25 · 53 min＋

Heejin, the daughter of a man connected to Jaeyi, sheds new light on Sewon's home life and shares more details about what happened to Doyoon.

S1 · E5Chapter 5 2021-12-03 · 54 min＋

Sewon confronts the mastermind pulling the strings behind his ordeal and setting in motion the diabolical plan involving him and his family.

S1 · E6Chapter 6 2021-12-10 · 68 min＋

Harnessing the power of his unique brain and the knowledge of those he synced with, Sewon risks his life to save his family.