Yano is a man who is mocked by his colleagues because his work isn't going well. His haughty female boss, Karen-san, plays a prank on him by secretly dosing him with a massive amount of erectile drugs... leading to a humiliating experience at a drinking party. "You dare look down on me...! I won't forgive you!!! If you're the boss, you'll take responsibility with your pussy!" With a rock-hard huge cock expanding over 200%, he thrusts upward! Even in front of his colleagues, he delivers revenge pistoning that reverses their positions and leads to her climax! A massive cock explosion ensures her fall into a female state! One ejaculation isn't enough! He delivers intense pistoning with multiple creampies! "Wait...! Yano-kun...! Stop it... nnn...!" No matter how many times she cums, he is relentless! Even when she's screaming "I'm already cumming!", he keeps stabbing her with his huge meat. Stab! Stab! The more humiliation he suffered, the more his huge cock pistoning continues. A complete underdog's victory!
