Williams and Torres try to prevent two people from becoming part of luxury car theft ring. Williams gets a letter from his ex-wife stating that she wants him to pay more in his maintenance payments.

Danny Cort returns with an agenda for Williams to lose his job and his best friend--and to ""smoke [the officer's] little kid.""

Lt. Cooper's daughter ends up missing because of a pedophile she met through email.

Williams and Torres pose as a substitute history teacher and a janitor at the high school where a crime was committed.

Torres tries to gain the confidence of a gun ring's leader. Williams pretends to be a Jamaican who's prepared to place a substantial firearms order.

After being freed, a policeman's murderer is killed--and the cop's partner is under investigation. Meanwhile, the murderer's girlfriend plots revenge on the gang leader who ordered the officer's death.

A hit man's widow wants to become a soldier in the mob and poses as a police officer to kill a fellow crook in Williams's and Torres's precinct.

Lt. Cooper sends two patrol officers to infiltrate a group of corrupt cops When neighborhood dealers starts disappearing.

A fight promoter's death leads to a case involving blackmail, murder, and an ex-con whom Williams has helped.

A man gets killed by a pit bull which causes Williams and Torres to go into the world of dog betting.

A string of robberies leads to an ex-con and his girlfriend. Torres tries to settle a dispute between his father and a mobster.

Now physically recovered, Williams is awaiting approval to return to active duty. Torres and his new partner pose as bikers to solve the double homicide of an informant and her little girl.

When three youths are charged with shooting a couple, one of them insists that, while they robbed the couple, someone else fired the gun.

Torres believes the the man who confesses to a killing is taking the blame for his younger brother, who's just received a basketball scholarship to college.

Williams poses as a freshman to investigate a racially motivated killing on a college campus.

Williams is investigated by the internal affairs division for Danny Cort's death (or murder?).

Williams and Torres investigate the murder of a free-lance writer. Moreno gets a visit by her missing husband.

Williams poses as a member of a militant religious group engaged in an ongoing conflict with a religious sect. Torres's father receives devastating news.

A serial bomber threatens Williams and Torres.

Moreno poses as a prostitute to try to catch a serial killer who Williams wants G to live with him.

Moreno poses as a nurse. to solve a newborn's abduction.

Williams poses as a model to investigate the face-slashing of a teen cover girl.

Three youths, who were brought from Rwanda to act as mob hit men, are befriended by Father Torres. Moreno gets an inheritance; Williams disagrees with the methods of his son's hockey coach.

Williams and Torres investigate the case of a Wall Street bond salesman who claims to have shot two graffiti artists in self-defense.

Moreno poses as a firefighter in order to find out who's responsible for a female firefighter's death.