Kokoro and Ken are childhood friends. They are shy and pretend not to like each other at all in front of their parents, but in reality they are in love with each other. At that time, their parents go on a neighborhood trip. Kokoro and Ken are left at home alone, and when their parents leave, they seek each other as if they have lost control. In front of their parents, the feelings and sexual desires that they had been pent up explode, and their sex develops into raw creampie as they passionately fuck each other.