A lewd stepfather who has retired and is now free to join his wife

Akimi, who lives at her husband Masaya's family home, has finally come to be vulnerable to the kindness of her father-in-law Yoshio, who lost her wife a few years ago. However, in fact, despite the fact that Yoshio's kindness is hidden behind the wolf's face, Akimi approaches Yoshio without any protection. Then Akimi is raped by her father-in-law while Masaya is away. However, Yoshio's caresses, which keeps the acupoints in place, eventually leads to Akimi herself seeking Yoshio...