Seong-jin decides to go on a trip with her girlfriend Yu-mi for her stepmother Hye-jin, who is lonely after her father passed away. She sees the sea, cooks meat at the pension, and has fun. She sings and plays at the pension karaoke, when a power outage occurs, and Hyejin and Yumi's bodies change. Yumi and Hyejin comfort each other saying they will be fine soon, and decide to keep... see more