Ignore Aoi at your own risk.

Kamome Academy is rumored to have many mysteries, the strangest of which involves the mischievous ghost of Hanako‑kun. When occult‑loving high schooler Nene Yashiro accidentally becomes bonded to him, she uncovers a hidden world of supernatural beings. Now the two of them are conspiring to keep the peace between students and supernatural—if they can only stay out of trouble themselves.