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.
Can they reach the innermost depths of the Stairs before time runs out? And if they do, what dangers and secrets await them there...?.
In exchange, she has to help him resolve the problems caused by the school\'s supernaturals-starting with rescuing her friend Aoi from the clutches of the Misaki Stairs, one of the infamous Seven Mysteries.
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