After leaving home, Eun-kyung shows up at Marie's house, asking to stay the night. Meanwhile, Si-ra learns that Poong-ju is Marie's biological father and decides to keep the secret buried, but she gets flustered when Soon-ae makes an unsettling remark suggesting she may already know the truth. Kang-se suddenly disappears, prompting everyone to search for him. At the same time, Ki-sik secretly slips into Ki-bun's hospital room, setting the stage for another unexpected turn.
