When someone close to the Reagan family is found murdered, the family rallies together in hopes of taking down the leader of the gang responsible for the crime.
While researching Danny for his next big role, a movie star winds up getting stabbed, leaving Danny with the job to save him and keep the crime under wraps.
Danny must perform as a hostage negotiator when Erin is held at gunpoint in a courtroom; Frank must decide a punishment for Jamie after disobeying orders.
The Israel Philharmonic and Juan Pérez Floristán perform Rachmaninoff's "Rhapsody on a Theme of Paganini." The IPO also perform Stravinsky's "Petrushka."
Officer John Nolan and the others look into the death of a suspect in police custody; Sergeant Grey and his wife realize that their daughter is missing.
James and Detective Nyla Harper wind up in the middle of a bank robbery, which spurs the entire team to search for the culprit; Tim and Lucy go out on a date.
Officer John Nolan and Aaron find criminals hiding at the station during a heatwave and a citywide blackout; Officer Chen investigates a strong stench.
Officer John Nolan and Bailey search for a mystery gunman; Aaron has a hard time living within his means and helps Lucy and Tamara search for a missing mother.
Tim Bradford's ex-wife asks the team to protect her from someone from her undercover past, and Isabel's return puts strain on Lucy and Tim's relationship.
Danny and Baez investigate the death of a girl who was possibly pushed in front of a subway car by a homeless man; Frank must meet the new Inspector General.
Danny and Baez grow suspicious after the mother of a possible kidnapping victim gives them a story that doesn't add up; Frank visits a priest arrested for DUI.