"I'll teach you about women." After being dumped by his first girlfriend, Sato can't recover from the shock of his broken heart. His aunt Haruka can't stand to see him like this and encourages him, but... He is disheartened because he doesn't know anything about women. For the sake of her cute nephew, Haruka decides to step in and help him. She takes the bewildered Sato's hand and lets him touch her body... Sato, who has always admired his beautiful aunt, can't help but caress her enthusiastically...