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.
I'm the head of Tenjin-ya. They call me
"ogre-god" or "Master Innkeeper."
Ich bin der Herr des Hauses.
Soy el dueño de Tenjin-ya.
Je suis le propriétaire des lieux.
Sou o dono da Tenjin-ya. Eles me chamam
de “Deus-Ogro” ou “Mestre Taverneiro”.