Young officer Taylor transfers from the Valley into the Hispanic district for "the action" and the pay bump, and is schooled in the art of patrolling a multilingual beat by veteran officer Fernandez.
Detectives Stoddard and Bagney look for a man involved in an armed grocery store robbery after he shoots and maims Officer Phillips, a personal friend of Stoddard.
While trying to box in an armed bandit who specializes in stealing cars and robbing attendants at parking lots, Detectives Hacker and Barnes are assigned a homicide case.
A daredevil officer is severely burned in a helicopter crash during a SWAT team training exercise, and he fights his injuries and police brass to return to his old life.
Vice Detectives Daley and Gentry are on a camping trip when they hear a woman scream in the distance, and a few minutes later, gunshots. Thus begins their investigation into Mob involvement in the pornography industry and snuff films.
Detectives Belmont and Melino want the three men involved when a patrolman, the son of a Lieutenant, is killed when he interrupts a bank robbery. The one they need is the psychopath who recruits amateurs in his capers.
Manny and Deke are on the narcotics squad, investigating a double shooting at a dry cleaning shop, when they get a tip that the shop owner is in business dealing drugs with a man called Mongoose.
Jack Mitchell is in control and keeps his cool when patrolling with his rookie partner, but his home life with his wife and her teenage daughter is not so tidy.
Lew Randle, head of the Special Investigations Team, comes back after vacation and is immediately engulfed in the investigations of several armed robberies. He has to buck department politics to take down the violent trio responsible.
Gene (Santos) has a falling out with his wife and moves into a temporary bachelor's apartment, which becomes a party hangout for his buddies and attracts a lot of unwanted attention from others.
Sgt. Kyles and Inv. McLiam try to break up the criminal activities of a local entrepreneur and philanthropist by bringing back his past as a violent revolutionary in Detroit and playing on his paranoia.