On her way to school, Aoi, who can see ayakashi, encounters an ayakashi she's never seen and is abducted to Tenjin-ya, an inn in the hidden realm. There, she learns that her grandfather promised that she'd marry the master innkeeper to pay off his debt.
Welcome to the hidden realm...
Willkommen im Jenseits, …
Bienvenida al Reino Oculto…
Bienvenue dans le Royaume caché.
Bem-vinda ao Reino Oculto,