While his parents are away on a trip, Kosuke is left in charge of the house. His mother's friend Miki comes by to check on him, and he develops a romantic interest in her. Desperate to create some adult memories with Miki, he sneaks into the dressing room with the intention of using her lingerie as a prop. Unfortunately, he runs into Miki, but instead of getting angry, she leans in and says, "Is this what you wanted to do with me?" pressing her breasts against him...