After Briscoe, Curtis, McCoy, and Kincaid witness the execution of a criminal they brought to justice, their unique reactions to the event culminate in personal tragedies for each of them.

Cosgrove and Shaw must unravel a string of false crime reports to get to the truth surrounding a respected doctor's murder. Shaw becomes the target of retaliation when he files a complaint against two patrol officers.

Cosgrove and Shaw investigate the murder of a family physician whose outspoken politician wife suspects she was the intended target. Price and Maroun's case hangs in the balance when the defense calls one of the doctor's young patients to testify as a witness.

The investigation into multiple homicides at a clothing store leads to the arrest of a schizophrenic who presents McCoy with a formidable opponent when he decides to represent himself.

Briscoe and Green catch four murders and a kidnapping on the same day, and get handed confessions in each case.

While investigating the death of a teenaged girl, the detectives stumble on a pattern of crimes that indicate they are after a serial killer. The suspect, however, puts the prosecutors through an ethical ringer when he discloses his attorney's knowledge of the victims and their whereabouts.

When a man is found murdered shortly after depositing almost $400,000 in his savings account, the investigation into the source of funds reveals that the victim ran an identity theft scam which left an elderly man homeless and impoverished.

Detectives search for an anonymous blogger who has posted plans to blow up a school. Lt. Van Buren struggles to keep her personal issues private.

After a teenager is killed, Cosgrove and Shaw discover what lengths kids will go to become internet famous; Price and Maroun take a risk to go after whom they believe to be the real criminal in the case, but they wind up back where they started.

During the investigation into the death of a little girl in a respectable, middle-class family, Greevey and Logan uncover a myriad of family secrets involving abuse, molestation, and murder.

A skeleton unearthed at a building site resurrects one of Stone's old cases, and brings him face to face with the tenacious, brilliant culprit, who is seeking a new trial.

The murder of the plaintiff in a high-profile lawsuit against a major airline leads detectives to a defense attorney (Dallas Roberts) who is willing to do whatever it takes to ensure his big payday.

When a woman is found murdered in Central Park, evidence points to two frequent park-goers: a street vendor and a tech billionaire. In the face of extreme political pressure, McCoy takes drastic action to make the case.

Dr. Olivet accuses her gynecologist of rape, but Stone finds his case in trouble when he discovers that Olivet tape-recorded the crime.

Cerreta poses as a weapons dealer to help Stone build a case against a Columbian hit man, but the deal takes an unexpected turn, resulting in bloodshed.

A truck hits a pedestrian and the investigation reveals the victim's link to a baby-food company in which a new partner has connections to the Russian mob.

Curtis, angered by the attitude of an old colleague of Briscoe's, looks beyond the findings of an IAB investigation and turns up evidence of police corruption that puts the DA's office into competition with an ambitious judge and Briscoe under investigation for stealing evidence from a police lockup.

The trial of Eddie Newman begins but the prosecution's chances of conviction are hampered by a "dream team" of defense attorneys, Gorton's personal pressures on Ross, the public questioning of the relationship between Curtis and Lisa Lundquist, and a surprise accusation.

The cops' best hope of finding a kidnapped hired car driver alive is one of the armed robbers who grabbed him after a job, but the immunity deal he demands in return would effectively preclude his prosecution for the shooting death of an off-duty cop, placing McCoy in a difficult position as he seeks to placate the cops, who want the guy prosecuted, and the kidnapped man's wife, who wants every avenue of saving her husband explored.

The cops uncover a man with a secret second life as they try to learn who opened fire on a group of people disembarking from a party cruise, but his guilt or innocence becomes almost a second thought as Schiff goes toe to toe with the governor and the States Attorney General over the decision to seek the death penalty.

Briscoe and Green believe a 10-year-old is responsible for a child's death, and McCoy wants her isolated to stop any future fatalities.

Briscoe bids farewell to the 27 as the prosecution of two women for killing each other's husbands comes to a successful conclusion.

Internal affairs takes a special interest in Detective Green after a gambler is found dead by his bullet, and the investigation turns up a part of his past he's taken pains to conceal.

A case that begins as a search for a missing witness spirals into a murder conspiracy with ADA Connie Rubirosa caught in the middle.

Logan relives unhappy childhood memories when a friend is found dead, a presumed suicide, until the investigation reveals recent contact with a former priest, with a history of pedophilia.