Giới thiệu: Photographer Myung-sun was introduced to assistant A-ra's model boyfriend Ki-jun. After the shoot, Myung-sun and Ki-jun began an illicit relationship. Later, Ki-jun and A-ra went abroad to study together. After breaking up with Ki-jun, Myung-sun met a righteous man Jeong-hyun, who looked exactly like Ki-jun but had a completely different personality. After realizing that Ki-jun had never really left, Myung-sun began to doubt whether Jeong-hyun was really Ki-jun.