When millions are stolen from one of Webb's employees, he enlists Stabler and Donnelly to retrieve the cash and punish the thief. The task force takes an opportunity to nail down both Webb and the Brotherhood, but run into a dangerous obstacle. Bell must face the toll her job is taking on her marriage.

When the task force discovers a threat to Stabler's life, the pressure is on to gather all the evidence to put Webb away for good. Donnelly gives the Brotherhood surprising news. Nova is forced to take a drastic step to keep her brother safe.