I've reached my limit. It's so thick, I want to be penetrated. In her stagnant married life, Reiko's sexual frustration had reached a critical point. She just wanted a dick, no matter who it was. Just when she was in that mood, she happened upon her son, a repeat student, masturbating, neglecting his studies. The angle was so high that it was hitting the ceiling. The size was perfect. She was captivated by his strong cock, which was completely different from her husband's withered one. At that moment, Reiko heard the sound of her reason crumbling in her head.