A man obsessed with rape had been secretly stalking Hitomi, covertly recording her with hidden cameras and gathering footage to use as blackmail. One day, he successfully sneaked into her apartment under the guise of a gas inspection and blackmailed her into submission. From then on, he appeared daily, repeatedly forcing her into sexual acts and deepening their twisted relationship. The story follows how Hitomi copes with the escalating abuse and the psychological transformation she undergoes as her mind and body are gradually consumed by the ordeal.