Why bother fighting spectral foes like all the other exorcists when you can just eat them?

Straight A student Eugene Korekishi doesn't believe in ghostsbut his classmate Mogari Shishikuno is an exorcist who swallows them whole! Mogari can't see ghosts on his own but once he and Eugene meet someone with the sight there's only one path leftform an exorcist club at school and embark on anything but a normal high school life!

In search of a fourth member for the club Mogari Eugene and new recruit Kaoru Kanzaki set their sights on Kotaro Tamon a classmate who seems to be able to talk to ghosts. Unfortunately Kotaro's got some major problems communicating with living humans! Will Kotaro be able to overcome his anxiety and join the Phantom Busters?