Rin ends up working as a housekeeper for Atsushi, a young man who lost his parents. She does everything carefully, from cooking to cleaning, for Atsushi, who doesn't trust himself around strangers, and works hard to close the gap between them. However, she is so focused on her work as a housekeeper that she doesn't realize that her sweaty cleavage and soft, voluptuous buttocks are tempting Atsushi... One day, while out shopping, Rin is caught in a heavy rainstorm. Atsushi sees her getting ready to work in her wet, see-through clothes and attacks her...