en Cuevana 3. Do-yeon and Jin-soo have an affair. One day, while her husband is on a business trip, Do-yeon calls Jin-soo to have a party at home. As soon as she dances and tries to have a relationship, her husband Min-gi suddenly enters the house. He was so embarrassed that he sent Jin-soo down to the cellar. Do-yeon, who thought she went home after a night without any business conditions, is still at home. Do-yeon is trying to let Min-gi out of the house, but Jin-soo says he likes the thrilling life here and wants to live for a few days.