Muhyo & Roji's Bureau of Supernatural Investigation, Vol. 7

Together with Yoichi and Biko, Muhyo attempts to form a pact with the great underlord Pluto himself! Meanwhile, Roji and his classmates weather Executor Page's new-and-improved testing camp...but a marauding spirit wasn't part of the plan! Will Muhyo and Roji be able to overcome their separate challenges?