【Original Work: A mad love story by puu's puupuupuu. Can you handle the love of a big-breasted, beautiful, and perverted sister?】 Sister, Takasaki Miia is elegant in appearance, excellent in both literature and martial arts, and loved by everyone. On the other hand, her brother, Yuuto, is utterly ordinary. However, he can have a normal romantic relationship, almost to the point of being in a couple with his childhood friend, Rin.
