Eun-ae lets out her long-held feelings and confesses her love to Gyeol. Although Gyeol admits his feelings, he rejects her to avoid hurting her, leaving Seong-jun deeply worried after overhearing them. Meanwhile, Seung-ri hardens her resolve to hit her target head-on based on Gwon-sik's advice, and Min-ho is puzzled by her sudden change in attitude. Dae-chi and Su-jeong use Yeon-ja's birthday to guess the safe's password and devise a scheme to get Kang-su and Yeong-hwa out of the house.
