Former SOD female employee Momoka Kato takes on the popular series "Lovey-dovey Incest Life." Momoka, disguised as a female high school student, masturbates while thinking of her brother, but her brother sees her and the next day their forbidden sex life begins. They make love in pajamas and uniforms, and when their parents are away, the flames of their love burn even more. The two go out on a date and make love at a hotel.