It was the same as ever here at the Kuromoneko Branch of the Demon Shop. It is the job of Fukakoto Shiratori to exorcise the demons that infest the world - in other words, demons.

But for some reason, ..., this office has been out of touch with money all year round. "I've got a request!　It's the first decent request in 49 days. !!!" The messenger's nighttime voice echoed through the dreary six-tatami room.

It's a great way to make sure you're getting the most out of your money. This time, he was asked to find out why spring had not come to the village. Together with his twin sister, Takeshi Shiratori, his best friend, Mizuyori Kayama, his childhood friend, Yamato Tachibanaki, and his powerful companion, Suzuko Kokonoe, he heads for the village where the snow is falling. The group is greeted by an unexpectedly beautiful inn and a slightly erotic innkeeper with a gentle smile. Yamato and Erodigijii get along well, talking about erotic things.

However, contrary to the carefree Yamato, the village is filled with an inexplicable specter. ...

"Okay, it looks like we have to go there!" "We just have to act! I'm sure you'll be able to figure out what's going on. ..."

What is happening now in this once prosperous mining town? The curse of the swirling snow yaksha is now attacking the Black Cat Branch. ...