Toilet-bound Hanako-kun Vol. 2 

Nene Yashiro has made a pact with "Hanako-san of the Toilet," aka
Hanako-kun, to hold off the curse that has been placed on her. To rescue her
friend from the clutches of one of the school's infamous Seven Mysteries, she
and Hanako-kun infiltrate the Misaki Stairs. The second volume of the retro
horror romantic comedy about an occult girl and an inhuman supernatural boy is
finally in print! (Tanıtım Bülteninden)