Makoto visits his friend's house and is overwhelmed by the luxurious mansion, causing him to lose confidence. Feeling uneasy and alone, he glances around and notices a graceful, beautiful woman. Makoto is instantly drawn to her voluptuous breasts, captivated by her allure. Unbeknownst to him, she is his friend's mother, Ayako. Though guilt creeps in, her beauty blinds him, and he becomes consumed by the urge to see the skin hidden beneath her clothes. Silently, he sneaks toward the bathroom, where he discovers Ayako engrossed in masturbation. Overcome by uncontrollable lust, Makoto finally confesses his desire to her under the cover of night.