DevonButlerisaneight-yearoldwhodreamsofbeingacop.HewatchespoliceTVshows,knowspoliceprocedures,andplayscopsandrobberswithhisfriendRay.Oneday,whilesnoopingaroundinawarehouse,hewitnessesamurder.Hegoestothepolice,whowanttheinformation,butwon’tgetituntiltheymakeDevonacop.Thepolicethenteamhimwithveterancop(andchildhater)NickMcKenna,andthetwoteamupincomicseriesofeventstofindthekiller.