In early 1960s, New York City, officer Terry Muldoon runs the Public Morals Division, a plainclothes unit of the NYPD whose job it is to police vice crimes such as gambling and prostitution. Muldoon juggles various situations, including warning his gangster uncle Mr. O not to challenge the head of the west side Irish Mob and schooling the new recruit Shea how the division actually works. Muldoon also struggles to raise his family in the increasingly unhappy Hell's Kitchen neighborhood.
New York City, 1967; the Public Morals Division where cops walk the line between morality and criminality as the temptations that comes from dealing with all kinds of vice can get the better of them. It centers on cop Terry Muldoon who knows the line between the good guys and bad guys is thin, and he is determined to raise his sons to be honest and hardworking as he deals with the dark underbelly of the vice world.