The Empty Box and Zeroth Maria, Vol. 1

The setting feels so layered and atmospheric—I'm curious if it was based on any specific Japanese folklore or entirely imagined.

Their decisions felt complex and sometimes unsettling, which made me wonder how much the author wanted us to sympathize or question them.

This book's emotional depth made me curious whether Eiji Mikage often delves into these topics or if this story was a special focus.