Suspicious Housekeeper

Sang-chul hires Bok-nyu as a housekeeper when taking care of the house becomes difficult after his wife's death; director Hong Bun-nam from the agency warns Sang-chul to be careful because Bok-nyu does anything she is asked.

Han-gyeol finds out that her mother, Na-young, committed suicide because her father was having an affair; after Han-gyeol learns her father has been cheating, she visits his father's mistress, Song-hwa and shows her mother's suicide note to her.

Han-gyeol shows her mother's suicide note to her younger siblings and tells them that she cannot live with their father and leaves with them; after leaving her house, Han-gyeol and her siblings stay at their grandfather's house.

The four siblings ask their dad, Sang-chul, to leave the house; they want Bok-nyu to stay with them and ask Sang-chul to allow her to work for them again; Sang-chul explains to Bok-nyu that it was a misunderstanding when she caught him with Song-hwa.

Han-gyeol goes to meet her father to talk about Bok-nyu; Han-gyeol is furious when she sees an engagement ring in Sang-chul's room; Du-gyeol accidentally watches a pornographic video while searching for Park Bok-nyu on the internet.

Du-gyeol and Se-gyeol ask Han-gyeol to let their father come back home, but she wants to get revenge on Sang-chul; Bok-nyu tells Han-gyeol that what parents are scared of the most is their child getting ruined.