Detectives Carling and Skelton are shot by a gang leader. When the shooter is then murdered outside of a bar, evidence points to Sam, who has been working undercover with the gang.
The detectives at the 1-2-5 investigate the murder of newspaper journalist Joey Conway. Sam is convinced the killer is the same criminal from a case in 2008, which puts him at odds with his coworkers who think someone else is guilty.
NYC Councilman Bobby Prince shares a secret with Sam after Prince is caught with a hooker during a raid on a motel. The secret leaves Sam with even more questions as well as the realization he has more in common with Prince than he had ever thought.
When rock star Sebastian Grace receives a death threat, Sam and Chris are exposed to the rock-and-roll lifestyle. Things get strange when Chris finds Sebastian and "Rocket Girl" waiting for UFOs in the swampy area of New Jersey.