Ataru visits the home of his new friend Akira, where he meets Akira's mother, Chiaki, a strikingly beautiful woman. Ataru instantly falls for her. Though the three appear to be enjoying a friendly conversation, Ataru harbors a dark, malicious desire beneath the surface. Right before her son's eyes, a cold and calculated rape gradually escalates. Ataru's terrifying plan to completely possess Chiaki begins to unfold. The story depicts the horrifying progression as Ataru's desires evolve and take their devastating toll on Chiaki.