All these elements join together and he IMPRINTS on the girl, for it is because of her and only her that he has just experienced the most wonderful day of his life. This is what can happen to a woman who has multiple sex partners. The Boys are the Biggest Losers. Even though a woman also can suffer negative consequences from promiscuity, I believe that men can have the most to lose. First the psychological damage: When a woman experiences sex without commitment, she soon learns (falsely) that sex means little to nothing. Why? Because nothing happens as a result: no meaningful relationship ensues he may never even call her or talk to her again.
This is the guy who wants to do it in the elevator or in the backyard or in some semi-public place. This is the guy who needs his wife to pretend she is a cheerleader or a naughty nurse before he can get excited as he tries to re-create his sexual imprinting.