GVG-612 — Sister's Crime Diary

A father and his sister move into a new house. Unlike their previous home, the house is small, and as the brother and sister share a room, the brother begins to think of his sister as a woman. His sister's slender bare legs, her panties flashing, and the sight of her masturbating that he has seen. His sister's body, which he didn't even notice, stimulates the brother in a fascinating way. And the brother can no longer bear it... This is the story of a week until the sister and brother become female and male. ★Click here to purchase the adult book "Hoshina Ai Photo Collection"★