Asobi Asobase - workshop of fun -

Hanako and the other girls are asked by Oka-san from the Occult Research Club if they want to read a grimoire with her. They ask Oka-san how gathering members is going for the club and she tells them that she hasn’t been able to find anyone since. Apparently the reason she ended up on her own suddenly is two had graduated, one had transferred and another one teleported. After hearing that, Hanako and the others didn’t know what to do...