The Worst Lie (S01E08)

Whenever Do-ha insists he didn't kill anyone, Sol-hee can sense the deceit behind his words. It shatters her trust, as she thought he was the one person who would always be truthful, yet he has told her the most painful lie. Meanwhile, Deuk-chan is urging Do-ha to leave the apartment and keep his distance from Sol-hee now that she knows the truth about Seung-ju.