"Hanako-san, Hatsume-san... Are you there?"

At Kamome Academy, Rumors abound about the school's seven mysteries, one of which is about a pair of twins...

Hanako and Hatsume...

Were said to occupy the third stall of the third floor Girl's bathroom, in the old school building. The Ghost Twins grants any wish when summoned.

Nene Yashiro, An Occult-Loving Highschool girl, who dreams of romance ventures in this haunted bathroom...

But the Hanako and Hatsume-san she meets are nothing like she imagined!

Kamome Academy's Famous duo are not twins at all!

Hatsume being a total sweetheart and...

Hanako is actually a boy?!