When her son's friend Keita came on to her, Riku couldn't resist strongly. The feeling of being held by a young body, the pleasure of being penetrated by a strong cock. The sensations that her withered husband no longer allowed her to feel reminded her of the joys of being a woman she had almost forgotten, and her body reacted violently as if it had been waiting for this moment. "Can I go to your bedroom tonight?" Keita asked, and even though she knew it was wrong, Riku felt her core heat up...