In his attempt to expose the Blue Templar, Frank chooses to bypass Internal Affairs after a drug bust indicates dirty cops are involved.

Neighbors of the Reagans are murdered and their son becomes the prime suspect. Jamie is convinced he’s being pursued by the Blue Templar when his gun goes missing.

Frank’s frustrations rise when the media sensationalizes the murder of a tourist shot and killed outside a trendy Lower East Side restaurant.

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.

Just before Danny is to give witness testimony at a Peruvian drug lord’s murder trial, Linda is kidnapped. This drug lord has a history of intimidating witnesses.

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…

When an assassination attempt is made on Frank’s life, Danny goes on a hunt to track down the shooter and find out if the attack was random or by someone…

When a girl is kidnapped, Jackie and Danny suspect her drug-addicted boyfriend is responsible; Erin’s relationship with her boss takes a step forward.

Danny investigates the shooting of an undercover counter-terrorism agent who was involved with infiltrating a sleeper cell.

Danny must delve into the family politics of the Russian mob while investigating the death of a gangster’s son; Erin becomes involved in a high-profile corruption case.

A high-end escort’s body is found in the river; Frank vows to get justice in a 25-year-old case.

Danny investigates when a doorman at a nightclub is murdered; Frank makes a decision about a former partner’s future.

The life of a Reagan is put in danger when three dangerous criminals are released from prison.

After meeting with federal agents in a dark edge of Chinatown, Jamie witnesses a crime in progress and his suspect is killed while in pursuit. Now, Danny must solve the…

Danny tries to find the source of a deadly narcotic after three teenagers die from an overdose.

The entire NYPD is mobilized to find the killer of an off-duty police officer murdered during a diamond heist.