Young Lady and Gentleman (2021)

S1E45 Sa Ra Torments Young Guk’s Family

Dan Dan suspects that Sa Ra is not being truthful about her baby being Young Guk's. She tries to confront Young Guk, but he shuts her down. Meanwhile, Young Guk drowns his sorrows in alcohol night after night, and Se Jong's anxiety about being apart intensifies. In an effort to help, Jae Ni takes Se Jong to stay at Dan Dan's place. When Sa Ra learns about this, tensions flare, and a confrontation ensues between her and Dan Dan.