Law & Order: Special Victims Unit Season 14 Episode 13 : Monster's Legacy

When a janitor brutally attacks an athletic coach, the SVU connects his violent behavior to a history of sexual abuse by someone he trusted. The detectives soon uncover more victims of the same predator, including a prisoner on death row. When the truth finally comes out, Detective Benson enlists Bayard Ellis to dig into the case before the looming execution date.