Furuhonya, an old bookseller, is back from his travels, and he's found a magic book! The book takes a liking to Yushi, who quickly finds himself even more of a part of this strange world than he ever expected.

Hase is finally coming to the yokai apartment. Will he feel safe around all its strange inhabitants? Will they accept him, and will he accept them? And how will his relationship with Yushi change?