Kenji visits his friend's house and becomes instantly captivated by Reika, his friend's mother. Obsessed with her beauty, he is driven by an overwhelming desire to possess her. While carefully hiding his true intentions from his friend, Kenji gradually closes in on Reika, who remains unaware and vulnerable. Seizing an opportunity, he makes his move. Initially dismissing his advances as childish mischief, Reika tries to brush him off, but Kenji's actions grow increasingly intense. Slowly, her body begins to respond with pleasure, and her feelings start to shift...