One day, a vegetable shop owner named Kou receives a consultation from Shiori, the renowned beauty of the shopping street, about sperm donation. He suggests 'If it's SEX then.' Shiori accepts but ends up getting hooked on a world she never knew. When he proposes the same to Kasumi, who has similar troubles, she decides to try insemination sex with Kou. Gradually, she becomes addicted to the pure pleasure of a younger man's cock...
