You're a cop in a corrupted police district where you have to figure out who's on your side and who's not with the ultimate goal of eliminating the leader of the opposing team. You'll use guns, equipment, deduction, and some social engineering to assist your allies and take down your enemies. But be quick 'cause there aren't enough guns for everyone!
The 3rd Edition gives Good Cop Bad Cop, overall, makes the game a little easier to learn and play. It adds usability improvements in the graphic design of the cards, simplifies the wording of the equipment, reduces the rulebook to a single page, adds an equipment reference sheet, and removes player numbers on equipment entirely.