Woo Ah-Jin lives a luxurious life due to her wealthy father-in-law, but her father-in-law's finances become decimated and her husband betrays her. Woo Ah-Jin's life hits rock bottom. Park Bok-Ja is a mysterious woman and she hides her heartbreaking story. She brings about fierce hardship on Woo Ah-Jin.
Episode 1
In need of a caregiver for her ailing and very wealthy father-in-law, Woo A-jin hires Park Bok-ja, a woman who's not as honest as she seems.
Episode 2
Ju-mi is adamant about firing Bok-ja, but A-jin knows how much Bok-ja means to her father-in-law. Plus, Bok-ja is already ahead of the game.
Episode 3
Feeling doubtful about Bok-ja, A-jin decides to redo her background check. Meanwhile, A-jin's husband, Jae-seok, begins a "morning exercise" routine.
Episode 4
Now that even A-jin has turned against her, Bok-ja schemes to make the best of Chairman Ahn's upcoming birthday party to secure her stay.
Episode 5
A-jin asks Bok-ja to leave now that the birthday celebration is over. But Bok-ja refuses, saying she'll answer only to Chairman Ahn.
Episode 6
Chairman Ahn's shocking announcement catches everyone off guard. A-jin begins to suspect that Jae-seok may not be exercising after all.
Episode 7
Chairman Ahn entrusts A-jin with planning his wedding. To Ju-mi and Jae-hui, who are still against the marriage, A-jin confides that she has an idea.
Episode 8
Despite A-jin's warnings, Jae-seok can't stop thinking about Seong-hui. Bok-ja forges ahead with her scheme to obtain control over the household.
Episode 9
A-jin decides to visit Seong-hui at her apartment. Sensing that something is troubling A-jin, Bok-ja resolves to find out what's going on.
Episode 10
A-jin notifies Bok-ja of her plan to move out and hands over the household responsibilities. Jae-seok presents Seong-hui with a new place to live.
