Yuuki Reiko, member of the Occult Club, barges into the Sket-dan's room holding a picture of one of Kaimei Academy's seven mysteries, the "Ghost of the Incinerator". The Sket-dan are on the case (mainly Switch), trying to find out the truth behind the picture, and getting Shimada Takako from the Newspaper Club mixed up in it, too...
That punch perm must be 
makin' Yoshi punch-drunk!
Ese Yoshi es un tipo muy raro.
Ese Yoshi es un tipo muy raro.
- Aquela permanente deve estar deixando ele bêbado!