Detectives Stabler and Beck investigate a car accident involving two foster children. The accident leads the detectives to the foster parents and some questionable medical practices involving controversial "rebirthing" therapy. As the detectives dig deeper into the case, they discover other gruesome secrets involving the children, and after one of the foster children, Eden sets the drapes in Beck's living room on fire, attempting to murder Beck and commit suicide, Beck says goodbye to Stabler and Special Victims Unit.