Jun-kun, who relentlessly messes with my sensitive parts ... Sachiko, who was hated by company employees just because she's not feminine She get drunk and decided to ask Jun, a boy who is more beautiful than the girl there, to teach her how to be more feminine and increase her women's Charm. But there is a condition, she have to live together with Jun and let him touch her chest ?.. My body will be developed if I do some naughty things with a younger guy ?