Kakuriyo -Bed & Breakfast for Spirits- (2018)

S1E1 I'm Marrying into an Inn for Spirits

As Aoi makes her way to school, she comes across an unfamiliar ayakashi that unexpectedly snatches her away to Tenjin-ya, a secluded inn in another realm. Once there, she discovers that her grandfather had made a promise: she is to marry the inn’s master to settle his debt.