Its simple a kitsume comes to earth as a vacation. and get stranded on earth. she takes a job as a waitress at a cosplay café. thru some very odd means my rpc finds out what she is. she get fired and he gets kicked out of his apartment because of her. After hearing them argue like they were married. an elderly woman mistook took them for a couple down on there luck. and offer them a room at her house.
or any other story