Choppiri Yabame na Himitsu no Aru Onnanoko ga Koibito tte Dou desu ka?

Amamiya Tsukito discovers a significant secret involving the student council, a group consisting of the president, his beautiful stepsister, the school's wholesome idol, the public morals president, and a cute junior. To investigate, he joins the council and learns of their hidden, dangerous side. One of them tells him he is the only one aware of their true nature, as they remove their masks in his presence. Tsukito now finds himself in a situation where he must navigate this secret aspect of the girls, raising questions about what kind of relationship might develop as a result.