Danny and Baez investigate when a homeowner shoots an intruder, only to find out that, the intruder is a hit man. Also, a young attorney attempts to bring justice to his mother who Erin put away on a murder charge 12 years ago

Jamie gets Danny involved when he finds a homeless teen who claims his aunt was killed by her boyfriend. Meanwhile, Erin is angered when McCoy replaces her as the prosecutor on a case involving a corrections officer.

Danny is conflicted when he learns that a group of highly trained Army veterans are responsible for a robbery. Meanwhile, after a bomb scare in a subway turns out to be the work of a famous street artist, Garrett and Gormley argue about how to deal with the fallout.

Frank pushes to find evidence against a suspected cop killer who shot one of Henry’s fellow officers years ago. Meanwhile, Danny and Baez investigate a string of murders involving adult film stars.

The murder of three prominent community leaders seem to be hate crimes.

Frank is faced with a public backlash after a police officers body camera malfunctions during an altercation.

An interview goes badly for Frank after he ends up being blindsided by the interim district attorney. Danny and his new boss deal with a drive-by shooting.

Frank and Danny become determined to make sure that an international felon who always manages to walk away from murder charges ends up behind bars. Erin thinks about going into private practice after she looks into college costs for Nicky. Danny clashes with his new boss.

Jamie has become a target after intervening in an abusive relationship. Elsewhere an illegal recording of Henry making insensitive comments is leaked.

Frank is put in a difficult position when Danny is charged with using excessive force. Jamie brings homeless man to the hospital.

Eddie and James attempt to steal a collar from a pompous detective. An officer is outed and his partner refuses to ride with him. Danny and Baez are asked to work with new partners. Elsewhere Frank speaks out about equality on the force.

Jamie stands up for a fellow officer, ostracized for testifying against their partner. Frank is given a difficult request by Boomer.

Danny tries tracking down the drug cartel who’s attacked a convoy of drugs been transported to be incinerated. Baez is left injured. Frank treads carefully.

Danny uncovers shocking information while investigating a case against orders.

After a detective from Danny’s precinct is killed while working undercover, Frank goes above and beyond to find the killer only to discover that the victim held a big secret; Jamie and Eddie help Nicky track down a homeless former classmate.

Erin investigates a case involving a police officer accused of killing a suspect in custody; Jamie encourages Eddie to forgive her father.

A college professor involved with a questionable scholarship program is murdered; Danny is investigated for ethical and procedural violations.

A woman dies after undergoing a secret plastic surgery, so Danny and Baez try to figure out what happened. Elsewhere, Frank asks Jamie to solve a cold case; and Erin explores the world of speed dating.

Danny and Baez search for teenager who have been randomly punching unsuspecting people in the head, including a pregnant woman; Frank worries that promoting an officer will be viewed as favoritism.

When Danny takes a call from a woman who is threatening to kill herself along with the man who killed her parents in a drunk driving accident, he rushes to find her. Meanwhile, Frank accompanies his grandson, Sean, on a class field trip and struggles to get the lead chaperone to loosen the reigns so the kids can have fun.

A kidnapping investigation brings back bad memories for Danny, who worked a similar case years ago; Frank and Inspector General Peterson butt heads.

A popular drag queen and reality-TV star is found dead in a park; the mother of an accused man abducts Erin.

Danny and Baez search for a Marine veteran who may have PTSD; a woman seeking justice for her murdered daughter catches Frank off-guard during a press conference.

Danny is after the distributor of a deadly new street drug.

Danny’s loyalty is tested when he is assigned to the case of a childhood friend, Mickey, who is under investigation for having ties to an infamous mob family. Meanwhile, Frank gets word that crime is on the rise due to a recent judicial ruling about the legality of the “stop and frisk” policy.

Danny and Baez investigate a local bombing, but meet with tension and resistance from the community during the investigation. Meanwhile, Frank must deal with the political fallout when a man punches an officer who was overly aggressive in his questioning.

Danny and Baez investigate a homicide in which Baez’s estranged brother, a former drug addict, is the lead suspect. Meanwhile, Frank learns one of his most highly decorated officers, a German Shepherd in the K9 unit, is being accused of police brutality, and Henry investigates the widow of a former NYPD pal who might have had a hand in her husband’s death.

Frank is put in danger when his dinner companion, mob lawyer Angelo Gallo, is shot; Danny is a juror in a murder trial.

When an officer is accused of using excessive force on a suspect, Frank finds his department under scrutiny from the community and the mayor. Meanwhile, Danny and Baez investigate the murder of a Wall Street securities trader who was deep in debt due to a gambling addition.

Jamie’s conduct is questioned when a suspect he was pursuing is fatally injured; Baez goes under cover to investigate a drug dealer — the fiance of Danny’s ex-girlfriend (Charisma Carpenter).

When Danny and Baez suspect a little girl might be the victim of a kidnapping, the girl’s mother denies it, but her story doesn’t add up. Meanwhile, Frank pays a visit to a priest, a counselor to the NYPD, who was arrested on a DUI charge.

A teen girl dies after she is seemingly pushed in front of a subway car by a homeless man; Frank is irritated by having to meet with the new inspector general (Bebe Neuwirth).

Danny becomes the lead hostage negotiator when a prime informant in a large drug case holds Erin at gunpoint inside the courtroom.

When a famous movie star, Russell Berke, who shadowed Danny for research on his next role, is stabbed, Danny goes to his aid, but must keep the crime on the down-low due to Russell’s celebrity status.

When an armed robbery ends with the death of a police officer, Frank makes it a mission for the NYPD to bring the suspect to justice. However, tensions run high in the Reagan household when Erin drops the charges and releases the suspect due to lack of evidence.

As the Reagans rally together to take down the leader of the gang responsible for the murder of someone close to them, Danny looks to the gang leader’s girlfriend to lead them to him. Meanwhile, Frank is left reeling from a second loss.

Danny blames himself when a young woman commits suicide because he had made a promise to her in the wake of her parents’ deaths. Meanwhile, violence involving a gang at a housing project erupts and affects the Reagans.

When Danny finds a disoriented man in a park covered in his girlfriend’s blood, he finds it hard to believe that the man has no recollection of the night’s events until they find a strong narcotic in his bloodstream. Meanwhile, Jamie gets into trouble when he helps an off-duty officer cover up his intoxication after he apprehended an armed robber.

When two Wall Street brokers are killed in drug deals, Danny looks to question a wounded accomplice at the hospital but he is stopped by Linda, who won’t let Danny see him until after surgery. But when the accomplice dies during the procedure, Danny and Linda battle over the judgment call.

When a devoutly religious young woman is found murdered in a cemetery, Danny questions her family who is shocked to learn that she had a secret relationship.