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.
Ever since I can remember,
Seit ich denken kann,
Desde que tengo memoria,
D’aussi loin que je me souvienne,
Desde que me entendo por gente,