Jeongjae tells Minwoo that Minwoo's heart is directed toward Eunhye, not Hyewon. Jeongjae says that the act of telling Hyewon about Eunhye would actually help her. But Minwoo is worried about Hyewon's heart condition. He promises not to attend his own commitment ceremony in exchange for keeping things a secret. Meanwhile, Jeonga finds out the identity of the heart donor. Jeongjae asks her not to tell Hyewon, but Jeonga is too consumed by anger to be considerate of her friend.