Can't Stop Cursing You manga volume 4 features story by Kensuke Koba and art by Natsuko Uruma.

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 Curse-Breaker 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...?!