Security chief Ikaruga Kei is called to check in on Hina, but what she discovers defies her expectations completely. Meanwhile, classmate and paranormal conspiracy theorist Mami spots Hina using her powers.
The comedy manga centers around a super-powered girl named Hina and Nitta, a young member of the yakuza. Hina suddenly appears in Nitta's room and threatens him with her extraordinary powers. However, they end up living together.