After my father's funeral, I hadn't had the chance to return home, but I finally came back with my wife for a visit. My mother welcomed us warmly, yet something inside me began to stir. She was as gentle and kind as always, but I sensed a hidden sensuality, a subtle allure beneath her calm demeanor. While having dinner with my wife at a restaurant near the station, I realized I'd forgotten my wallet and went back to get it. That's when I saw her—my mother—being taunted by that old man as he came inside her. Watching her, I was overwhelmed by a jealous rage, as if she'd been taken from me, yet at the same time, I felt an intense, almost painful arousal at the sight of her lewdly moaning face...