Frank Reagan – the head of the NYPD and Patriarch of the family of Reagan, which he manages as diplomatically as controls the police, even when dealing with politics that plagued his overly bold father, Henry, when he was chief of police. A source of pride and anxiety Frank is his eldest son Danny, a seasoned detective, family man and veteran of the war in Iraq, which is sometimes resorted to questionable methods to uncover cases.
The only woman in the family, Erin, works as an assistant U.
S. attorney in new York, a single mother, which serves as a compass for the law brothers and father. Jamie – the youngest of Reagan, recently graduated from Harvard and is considered the "Golden child" of the family. But he decided to follow family tradition and refused to work in a prestigious law firm to become a COP. His decision to sort of support his girlfriend, the beautiful Sydney, aspiring lawyer. Jamie's life suddenly takes a sharp turn when he is offered to participate in the internal investigation, which does not even know his father, and which can affect the whole family.