Yamaguchi runs a personal gym at home. His work was going smoothly, but he still carried the trauma of being bullied during his student days. The ringleader was a classmate named Miyu, who would hide his things or treat him like a dog. Just as he was thinking about taking revenge, Miyu showed up at Yamaguchi's gym. Miyu didn't notice for a moment that the instructor in front of her was Yamaguchi. Moreover, seeing Miyu happily married, Yamaguchi felt anger but still put aphrodisiac in everything Miyu touched. From that day on, he carried out his revenge and the climax of aphrodisiac training...
