Kazami Kyohei is a 36-year-old office worker and sales manager, and his wife, Rui, is a popular AV actress. Asuka Rui, 20, has been married for six months... but behind their happy married life, there is a problem...?! The problem is that five years ago, he lost his first wife and baby at the same time due to a difficult birth... One day, when he comes home, he finds Rui giving acting instructions to Akira, a new AV actor...!!