Shakkin 100-oku no Kamimiko, Onsenyado no Ossan ni Kawareru

I bought that shrine maiden! It all started with property damage during an exorcism, leaving the exorcist shrine maiden Kagamimori Kasuri burdened with a 10 billion yen debt. Her savior? The old man who runs a mysterious hot spring inn called Kisen-so!? Now suddenly working as a maid at the hot spring inn, what awaits Kasuri..?