Harlee covers up the murder of her abusive ex, while Wozniak makes a deal with FBI Agent Stahl to stay out of jail.

Harlee starts her own investigation to ascertain if Stahls' allegation to Ayers active association with organized crime; Woz deals with a drug case that drums up memories from his past.

Events take a tragic turn when Harlee and Wozniak lead the crew on a dangerous mission to steal Bianchi's secret ledger and take down the mobster once and for all.