Blue Bloods is a drama about a multi-generational family of cops dedicated to New York City law enforcement. Frank Reagan is the New York Police Commissioner and heads both the police force and the Reagan brood. He runs his department as diplomatically as he runs his family, even when dealing with the politics that plagued his unapologetically bold father, Henry, during his stint as Chief.
Danny tries to find the source of a deadly narcotic after three teenagers die from an overdose.
Even while on a case, Danny tries to swing a romantic weekend with Linda. Jamie’s undercover assignment involves a crime family.
When an emotionally distraught man holds Baez hostage at gunpoint in an interrogation room after she served him with a restraining order, Danny must try to meet his demands before he harms her. Frank is faced with a personal and moral dilemma when Garrett asks for help in dropping charges filed against his son.
Danny and Jackie investigate the cut-throat world of fashion after Linda’s runway model niece and a reporter are poisoned at a fashion show.
When a local mobster is gunned down in his car, Danny and Baez try to get information from the mob’s low-level errand boy they find tied up in the trunk before the gang retaliates. Also, an NYPD officer asks for a new shield number to honor her late father, but Frank is conflicted as it’s the same number as his deceased son, Joe.
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
When a suspect voluntarily admits to killing a reality show celebrity chef in his own restaurant, Danny and Baez are convinced the suspect is taking the fall for someone. Also, Frank faces a moral dilemma when a longtime friend, Sen. Ted McCreary, asks for Frank’s help to make a DUI go away, and investigative journalist Anne Farrell returns.
When Jamie is caught on camera committing what could be construed as police brutality at an anti-policy demonstration, Frank is forced to turn the case over to Internal Affairs. Also, Danny and Baez investigate a rape case involving a civil rights attorney who claims the charges were drummed up in retaliation for the investigation into Jaime.
When a well-regarded, newly retired NYPD lieutenant is accused of shooting a group of potential muggers on the subway and then disappears, Frank must deal with the fallout. Also, when a drug dealer returns to Baez’s old neighborhood, she and Danny must figure out how to arrest him for a murder that Baez witnessed as a child.
Danny and Jackie investigate a murder scene at a diner, where a witness claims a uniformed officer fled the scene after shots were fired.
When a knife-wielding attacker dressed as Baron Samedi, the Spirit of Death, stabs a man in costume on Halloween, Danny enters the world of voodoo. Meanwhile, DCPI Garrett opens up to Frank about a dark secret, and Erin and Nicky take Jack and Sean trick-or-treating.
Danny is interrogated by the District Attorney’s investigator when his ex-partner is accused of planting evidence in order to wrap up a homicide case. Also, when radical anti-government activists threaten to publicly burn an American flag, Frank grapples with the limits of free speech.
The entire NYPD is mobilized to find the killer of an off-duty police officer murdered during a diamond heist.
Linda asks Danny and Baez to help her co-worker who is having trouble with her angry ex-husband. Also, Erin must figure out how to handle her former mentor, a judge who has been handing down unfair sentences since the recent death of his wife; and Frank goes head-to-head with an outspoken City Council Speaker who publicly voices her disapproval of the NYPD’s “broken windows” policy.
As Erin prosecutes a woman accused of killing her husband, the defendant’s attorney is murdered and Danny is assigned to the investigation. When Danny is put on the stand to be questioned, things get heated between the brother and sister.
When a homicide case ends in a hung jury, Erin is forced to take over the case from her colleague, ADA Kelly Blake, and with the help of DA investigator Anthony Abetemarco, find a missing witness. Also, Jamie and Eddie go undercover as an elderly couple to catch a gang that is terrorizing a neighborhood.
While hunting for a robbery crew on a wild crime spree, Danny and Baez partner with Detective Jimmy Mosley, a detective from another precinct who broke Baez’s heart years ago. Also, when an officer who was acquitted on charges of killing a young boy is up for a promotion, Frank grapples with the decision of moving him up the ladder and risking public outrage.
When Erin tries to take down a gang leader using his law-abiding brother as bait, the family debates her methods.
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.
Danny considers taking a new job that would ease his financial struggles after investigating the death of a wealthy man. Also, Nicky tries to avoid involving her family when she is sexually harassed by her boss at her new internship.
A woman recants a domestic-abuse claim, but Danny and Jackie continue to investigate the situation. Soon they uncover the woman’s secret affair with a powerful politician who’s friends with Frank. Meanwhile, Linda returns to the workforce, causing chaos at home.
When a student is shot by a rival gang member in his high school courtyard, Danny and Baez try to get a grasp on the situation to prevent a reoccurrence, but the principal recklessly takes matters into his own hands. Also, Erin tries to help her friend, who is mixed up in an illegal gambling ring. Meanwhile, Governor Mendez tries to frame Frank after one of his top legislative aides is shot by an NYPD officer.
When an unidentified young girl is found murdered at a debutante ball, Danny and Jackie look to the prostitute found giving her a hard time on the hotel’s surveillance camera for clues. Meanwhile, Nicky gets a glimpse of her first murder victim as she rides along with Danny when he gets the call to investigate.
When Danny and Kate come up empty-handed with leads for a shooting, Linda helps make a break in the case when she overhears the victim telling his priest who is responsible. Meanwhile, Henry is mugged at an ATM, which sends Jamie into a rage as he tries to track down the assailant.
Frank goes toe to toe with an investigative journalist who refuses to give up her source, despite the source admitting to committing murder. Also, Danny is paired with a troubled teenager as part of an NYPD program aimed at influencing youth to make better decisions.