Satoshi has come to Tokyo to find a job. Satoshi, who had dreamed of living alone in Tokyo, felt a little dissatisfied when he decided to stay at a relative's house. However, the dissatisfaction is blown away the moment he sees Yuna, the wife of a relative. Satoshi, who has an obscene delusion about a beautiful young wife, sneaks into Yuna's bedroom one night and ends up kissing her husband, even though she's sleeping next to her.