Recently, Naho was happy that her son, who was shy, had a friend who was an honor student. However, her honor student "Yoshino" had a face behind her. When Yoshino sees Naho, a bewitching mother who looks nothing like his dull son, he exposes his instincts as a man and reveals his hidden true nature. Yoshino grasps Naho's weakness and presses for a physical relationship with the aim of her son's absence. While Naho endures her humiliation, she begins to feel Yoshino's ferocious cock.
