Law & Order: Special Victims Unit

S8, E8: Cage

Available on iTunes, Hulu
Detectives Stabler and Beck investigate a car accident involving two foster children - The accident leads Detective Dani Beck and Detective Eliot Stabler to the foster parents and some questionable medical practices involving a controversial "rebirthing" therapy. As the detectives dig deeper into the case, they discover other gruesome secrets involving the children, which lead Beck to make some surprising choices about her life and a profound decision about her career.
Starring Elle Fanning, Connie Nielsen, Margo Martindale