Rika is 19. She loves cosplaying, especially wearing high-school uniforms. On an online dating site, she meets a high school student, Hajime. He turns out to be her ideal guy and she meets him pretending to be still a high school student... Can this kind of relationship work?

Included one-shots:

Volume 1: Sundome! (Stop!), Karada no Iinari♥, Tenshi no Yubisaki Akuma no Kuchibiru