Ketsuno Ana, the girl who gives the weather on television, and a person whom Gintoki admires, has begun to have bad weather forecasts and people are beginning to complain about the situation. One morning Yoroyuza receives a visit from her who asks them to help find those responsible for these phenomena and Yoroyuza accepts however after being attacked by a squadron of giant and astonished demons look like Ketsuno Ana confronts them with talismans and removed, revealing it is a Onmyoji and this is all a conspiracy by another Onmyoji to resurrect a great evil, for it asks them to go to visit his family and stop the demonic you were starting to emerge in the city. Thus the Yoroyuza will be involved with the world of onmyoji and demons.