After thirty years as partners in the pressure cooker environment of the New York Police Department, highly decorated detectives Turk and Rooster aren't ready to retire. There have been a series of murders of suspected criminals popping up around the city. The police know it's a serial killer because personalized poems are discovered on each body, an obvious clue to the motive. CSI officer, Karen Corelli is intrigued as she uncovers the rhythmic elegies placed on each victim. Detectives Perez and Riley are hoping to solve the case before the old-timers, Turk & Rooster. Lt. Hingis, their boss, just wants the case solved especially since evidence is pointing towards one of their own, a fellow cop. Ever since the first victim, skateboard pimp Rambo, was found, followed by the setup to bust nightclub owner Spider with the help of a Manhattan lawyer, Jessica, who has a drug problem, things are unraveling at the police department.