When a 9-year-old girl is kidnapped in connection with the Brotherhood, Stabler and the task force must work together with Benson and the SVU to track down the culprits before it's too late.

As Stabler confronts the truth about his father, he unknowingly affects his situation with the Brotherhood; the task force works to track down Webb, who's gone off the grid; Donnelly will stop at nothing to ensure he isn't caught.