Family friends of the Reagans' are murdered and their drug-addicted son is the chief suspect. Meanwhile, Jamie's gun is stolen and he believes he is being set up for investigating the secretive Blue Templar police organization.
The first season concludes with Frank attempting to take down the secretive Blue Templar police organization and discover who killed his son, after a drug bust exposes some dirty cops. Meanwhile, Jamie rescues a woman from kidnappers and begins to fall for (more…)
The second season begins with a supporter of the new mayor being murdered and the mayor asking Frank to spin the story so it looks like a random act of violence. Meanwhile, Jamie gets his first undercover assignment. Carrie Underwood and Tony Bennett perfo (more…)
Danny accidentally shoots a cop who failed to identify himself and is investigated by Internal Affairs. During the probe, Danny is put on desk duty while officers try to determine his state of mind on the day of the shooting.
A woman calls the police and threatens to kill herself and the man who killed her parents, so Danny races to find her in time. Elsewhere, Frank goes on a field trip with Sean and tries to convince the lead chaperone to be less rigid with the kids.
A pregnant woman gets punched by teens and becomes a victim of the Knockout Game, so Danny and Baez investigate. Elsewhere, Frank is hesitant to promote an officer because he fears it will look like preferential treatment.
Danny and Baez investigate the murder of a college professor who was involved with a questionable scholarship program. Meanwhile, Danny learns that his father didn't tell him that the DA is investigating him for ethical and procedural violations.
An undercover cop in Danny's squad gets killed, and Frank is determined to find the murderer. However, things get complicated when the victim's secret is unearthed. Elsewhere, Nicky turns to Jamie as she looks for an ex-classmate living on the streets.
In the fourth-season finale, Danny works on an off-limits case and is then put on modified duty. Realizing he's stumbled onto something big, he alerts Frank, who does some digging and is shocked by the enormity of the situation.
In the fifth-season opener, Baez gets injured while escorting confiscated drugs, so Danny goes after the drug cartel responsible. Elsewhere, a lieutenant with a commendable record engages in controversial behavior, putting Frank in a difficult situation.
Danny and Baez temporarily get new partners because an outed cop's partner won't ride with him. Elsewhere, Jamie and Eddie try to snatch a collar from an arrogant detective; and Frank's statement on equality in the police force alienates the Archdiocese.
An ex-mobster agrees to help Danny find bodies linked to cold cases in exchange for leniency for his son on grand theft auto charges. Meanwhile, Jamie works undercover in a boiler-room operation in order to uncover secrets about the Sanfino crime family.
Jamie refuses to shun a cop who testified against her partner, earning him disapproval from Eddie and other officers. Elsewhere, Erin and Danny get into a dispute when a closed case leads to a new murder; and a sports celebrity visits Frank.