When Kanako accidentally applies to work at an assassination agency, the timid office worker discovers that she has a knack for bumping people off. Will she ever earn the respect of Sakurai, her prickly and kinda hot co-worker–and why is she still having silly workplace problems when she’s employed with hitmen?!

Two transfer students, Takashi Mitsuhashi and Shinji Itō, tired of their boring normal life and unpopularity, decide to take their arrival at a new school as an opportunity to reinvent their image, and become delinquents. The duo set out on various misadventures to become the greatest delinquents in all Japan!