2 male transvestites, previous acquaintances of Russell's make a complaint against a boyfriend. The parents of an old school friend of Kirkendall's accuse their daughter of theft.

Rap star 'Daddy Kool' is shot but refuses to cooperate with the police, to catch the shooter. Lt. Fancy is accused, by a uniform cop, of setting him up to rob a drugs dealer. Medavoy gets a proposition.

A dead woman, found in an alley appears to be another in a series of brutal rapes. Simone and Sipowicz investigate. The rest of the squad tries to find out why shots fired from a bus injured a woman and a child.

A girl's body is found, burned, in an abandoned basement. Information from the husband of the girl's best friend points to a Russian, who had tried to date her, but had been refused. Simone puts together a scenario, involving the husband and 2 of his associates. Medavoy gets some overtime, on bodyguard duty and gets lucky in the card school.

Simone and Sipowicz investigate a street shooting when witnesses name a man who is supposed to be in jail. Macey, a young man who was previously in the care of Lt. Fancy, is caught carrying drugs. Medavoy meets with more disappointment.

Russell is still struggling with the loss of Simone and enlists Kirkendall's help. ADA Costas looks for ways to get Freddie Asuncion and clear Luis Suarez's name. The whole squad is involved when a supermarket is robbed and an off-duty cop is killed. When the FBI and Internal Affairs become involved, it opens old wounds for Sipowicz and Sorenson.

A 9 year-old girl is found dead inside a locked basement, the supervisor is the only key-holder, but he has an alibi. Sipowicz and Sorenson have to solve the whodunit. Medavoy and Martinez help an old man to trace the person who swindled him out of 8000 dollars. Sorenson's sister comes to visit him. Dolores father turns up at the squad room.

A woman survives the serial killer's attack, and her account prompts the detectives to focus on Carlin, his partner, and a bodyguard; Medavoy and Jones investigate when an off-duty officer kills a man; and McDowell comforts Russell during a biopsy.

An ill man is accused of killing his sister, but Simone suspects otherwise. Meanwhile, Medavoy and Sipowicz go under cover to recover a stolen Jewish icon. Sipowicz struggles to keep a secret.

Simone and Sipowicz investigate the murder of an Indian woman, found strangled in her locked car. Medavoy and Martinez arrest a man acting strangely and find he's involved in a credit card scam. Lesniak and Russell team up to trap a gun dealer. Simone gets over-protective and makes Russell angry.

Russell gets a lawyer for her mother. Simone and Sipowicz investigate the shooting of a known mobster's son. Suspicion falls on his younger brother, but the father interferes with the search. Medavoy and Russell get a call to where a woman has been shot, while in bed. Her son tells Russell that he got a message, from his step-father, confessing to the shooting. His rich step-father's lawyer makes difficulties.

A drug-dealer's wife is found shot and their safe emptied. Simone and Sipowicz take the case. Russell and Kirkendall put themselves in the firing line. Meanwhile, Medavoy and Martinez get a call to investigate the body of a dead prostitute, found dumped in the garbage.

A series of armed robberies at ATM Cashpoints leads Simone and Russell to a suspect. His mother knows where he is but refuses to help. Medavoy gets confused when a man blames his identical twin brother for a sex assault.

A close friend of Sorenson's takes the law into his own hands when he confronts a groper on his bus route and puts his life in danger. A female tenant points the finger at a male tenant, when another female tenant is found strangled and beaten to death. Sorenson becomes her confidant in order to get to the truth.

Sipowicz has a nightmare about his father and Officer Dorning. A Police Officer shoots a drug dealer but can't prove that the dealer was armed. Sorenson and Sipowicz use all their resources to help him. Russell and Kirkendall try to settle a dispute between a convicted mobster and his Polish neighbour.

Andy is finding Theo a challenge. A man is found dead in a hotel bath-tub, minus a part of his anatomy and some personal effects. A mother brings her son into the house because she thinks he's been stealing.

Danny could be in big trouble for roughing up a suspect. Detective Connie McDowell joins the team for the day.

The detectives investigate the strangulation death of a former porn star; a thirteen-year-old boy holds the key in implicating his father in his mother's murder; and the jury reaches a verdict in the Captain Fraker trial.

When a material witness to a drug hit turns up dead, Sipowicz and Kelly's investigation leads them to two brothers who have also planned a hit on Kelly's ex-wife, Laura. Sipowicz must perform uniform-detail in a dress uniform way too small.

Licalsi tries to plea bargain his case and only get six years in prison for the murder, but Kelly is greatly opposed to the bargain after realizing he's in love with Janice. After learning that Kelly still has feelings for Janice, Robin ends their relationship. Meanwhile, Sipowicz and Kelly go on a stakeout of an apartment complex that have been the target of several robberies.

Kelly investigates the death of an undercover cop in Chinatown, and to do so he must accept help from a prominent Chinese gang leader. Meanwhile, Sipowicz finds out that a former abuse case he had worked on has escalated into homicide; and Medavoy and Donna’s relationship is revealed after Lt. Fancy catches them in the act, leading to Fancy warning the precinct against interoffice relationships.

Sipowicz and Simone are assigned to the case of a pregnant woman who was murdered and the only charred remnants remain, which means there are few clues for the detectives to go by. Meanwhile, Sipowicz grows increasingly concerned when a close friend, Dan Breen, is badly beaten by his mentally handicapped son, Danny.

Simone and Sipowicz investigate the murder of a gay bar proprietor and have transsexual Candace La Rue as a material witness. Dan Breen decides to visit his mentally disturbed son, Danny, despite Sipowicz warning him not to do so. Elsewhere, Medavoy investigates a fortune telling scam after a woman is conned out of her life savings; and Lt. Fancy’s wife goes into labor.

Simone becomes attracted to an undercover cop, Diane Russell, as they work together to capture an arsonist. Sipowicz becomes personally involved in a case after a woman he convinced to testify in a case is murdered. Martinez and Lt. Fancy square off at the annual department boxing tournament.

Simone and Sipowicz get a break in a rape case when a man fitting the assailants description is seen in the station. Russell has to resolve her families domestic problems. Meanwhile, Martinez, on his first day back, gets some disappointing news from Lesniak.