Natsuki, a wife who cannot give up on the child she has with her husband, who became disabled due to an accident. - After repeated discussions, the couple came to the conclusion that they would have sex by proxy with their father-in-law, Kiyoshi. - I thought that Kiyoshi would be easier to show love to than a stranger, but in front of the young and beautiful Natsuki, Kiyoshi regains more vitality than necessary! - It was supposed to end with a simple sexual encounter, but Kiyoshi relentlessly pursues Natsuki's body, saying, ``You must be lonely not being able to do it with him...'' - In the name of having a child, I do not hesitate to creampie my son's wife many times. - Natsuki also becomes addicted to ``sex with her husband-approved father-in-law''...