Toilet-Bound: Becoming Hanako's Cheat Ability

(No romance, lots of original-story content, the protagonist may not get much focus, Hua Ning stays together, follows the manga's perspective)

A mysterious being that belonged to no world, knew neither what powers it possessed nor how long it had lived, happened upon a work called Toilet-Bound Hanako-kun. Fascinated by the oddities that survived on legends, it came here.

Long for power? Then make your wish with all your heart. Those who earn its favor might receive its blessing and have their wish granted.

Shh~ This is a secret known to only a few people ʢ ᵒ ᵕ ˂ ʡᶻ