Chapter 4
Show: Dr. Brain --> Season: 1 - Season 1
AirDate: 11/25/2021
Runtime:
Voting: 7.8 (5)

Overview: 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.
Um Tae-goo
Lee Tae-goo