Can't Stop Cursing You, Vol. 4

A new deadly puzzle, a new lethal game...When a Curse God Contractor goes on a killing spree to earn her place as a servant to her beloved Minori, it's up to CurseBreaker Saeyama and his assistant to stop them in their tracks. Only problem is, the Contractor seems to be part of the mega-famous band Maid-On. Can they get through all the corporate red tape to investigate which member of the trio is the true culprit...?!