Summary
Fumihiro lives with his mother-in-law Shizuru. One day, Fumihiro finds a dog collar while sorting through his father’s belongings. Fumihiro, who has an allergy to animals, has never had a pet at home, but…? However, somewhere… I think I saw someone wearing that collar… Shizuru was shaken when he saw the collar. Fumihiro thought it was a misunderstanding, but that night, while Fumihiro was taking a bath, Shizuru came in wearing a collar! Shizuru hands Fumihiro the leash connected to the collar… “What are you going to do by handing this thing over to me!?” Actually, the red collar was actually used by his deceased father in SM play with Shizuru!? Fumihiro awakens to sadism that he hadn’t been aware of until now, when he saw Shizuru revealing that. Fumihiro comes to dominate Shizuru, who tries to serve her as a female slave, but… Beautiful women are disturbed and fall into a vortex of pleasure…! A mother-in-law who turned into a bitch! Aunt! My cousin! I’m going to come and go and come and go!!!