Set in the year 2030, Kenichi Tsumiki is a salaryman. He's not very good at his job. He has held a crush on a female senior employee for a long time, but he fails to have a date with her. He becomes devastated. Kenichi Tsumiki decides to purchase a pretty AI robot and have her as his wife. The AI girl's name is Piple, but she refuses to have sex with Kenichi Tsumiki. Kenichi Tsumiki goes to visit Kaede Miyama. She is a researcher on AI and the creator of Piple. Kaede Miyama has zero empathy ability.Kenichi Tsumiki learns from Kaede Miyama that he made mistakes in the initial setting of Piple. Unfortunately, Kaede Miyama tells him that the mistake is now unfixable. Instead, Kaede Miyama makes a surprising offer to him.