A man and a woman who seem to be friends. - A man is a trainer, and a woman invites her to her house and teaches her how to stretch. - Apparently she has had sex with drunk momentum once and the friendship has already broken down. - It is natural for two people to get horny if their bodies touch each other in a closed room. - In a blink of an eye, my hand reaches my crotch, and the lack of exercise is resolved with SEX. More..