

Muldoon juggles tensions at home with his family, warns Latucci about his relationship with the Moose, while also pursuing the Pattons. Lt. King helps out an old flame and assembles some fellow officers to take care of a situation. Kane and Hopkins have been hiding upstate and plot their revenge. Patton questions his brother's loyalty as tensions rise.
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 and struggles to raise his family in the increasingly violent Hell's Kitchen neighborhood.
Muldoon is tasked by his Aunt Kay to find the person behind his uncle, Mr. O's murder. Mr. O's son, Sean O'Bannon, also a Public Morals officer, starts a romance with best friend Duffy's sister, Deirdre. Shea gets a taste of the fun side of working in Plainclothes when Bullman takes him to a private, illegal casino.