After scaling back his role in the Bureau and still reeling from a family tragedy, Special Agent Tom Brandis reluctantly returns to the field to head a new, relatively inexperienced team to investigate a string of robberies. Following his brother's death, Robbie Prendergrast earns extra cash for his family by ripping off drug dealers – but a bad tip upends his delicate balance.

As Robbie and Cliff try to find a potential buyer, Tom and Grasso level with the Dark Hearts, and Aleah and Lizzie question Peaches' former coworkers. Later, a raid leads Tom to a shocking revelation.