

Min Hyeon-seo deals with the return of her boyfriend, who wants to cash in on her efforts. Son Je-hyeok puts forth a risky proposition to Seon-u.
Ji Seon-u's marital bliss shatters when she spots an unfamiliar strand of hair on Lee Tae-o's scarf. Suspicious, she tails him after work one day.
After making a discovery that shakes her to the core, Seon-u is thrown into a dilemma. Yeo Da-gyeong's visit to her hospital worsens matters.

A piece of unexpected news sends Tae-o running to Da-gyeong. Taking advice from a divorce lawyer, Seon-u begins gathering important evidence.