Sinful Sis

Synopsis

A sister named Honoka has feelings for her younger brother Hirokazu. When she sees him studying with a woman called Akazaki, jealousy stirs within her. Honoka then confesses her love, expressing a strong desire for a sexual relationship with Hirokazu. Meanwhile, Akazaki overhears a noise from the adjacent room and assumes Honoka is watching porn. The scene then shifts to a sexual encounter between Honoka and Akazaki.

Background

This title is licensed in North America by Kitty Media as Sinful Sis.