Yamada's company sent all employees to a training area to improve their health. Although Hitomi is a woman, she still wanted to train with the men. Yamada secretly admired Hitomi, so he always tried his best to win her affection. Anything that's overly forced is not good; he quickly became exhausted and had to return to his room to rest. Somehow, he mistakenly entered Hitomi's room, saw her bra, and couldn't help but take it to masturbate. Hitomi discovered this, but contrary to his imagination, she allowed him to do that with her...