Junho and Sunsin miss the last boat and spend a night at a guesthouse. Sunsin's heart begins to pound when she sees Junho. Yeona's angry that the two of them stayed behind on the island alone and tries to pick a fight with Sunsin. She acts as if she hurt her ankle and Junho tells Sunsin to apologize. Meanwhile, Jinuk takes Uju who's sick to the hospital and Hyesin feels grateful to him. Also Junho decides to confess to Sunsin.