A young woman is found brutally murdered in 1982 in Ada, Oklahoma. Two years later, another woman goes missing, sparking rumors of a connection.

Tommy recounts his conversation with police about Denice's disappearance. Authorities pursue leads in Debbie's murder while her mom struggles to cope.

Citing new and previously withheld evidence, lawyers from the Innocence Project appeal the murder convictions of Ron and Dennis.

An autopsy reveals a stunning contradiction to Tommy and Karl's confession. Also, an investigative reporter canvases Ada for leads.

While investigating the other possible suspects in Denice's murder, a reporter learns that getting people to talk can be tricky.

Tommy's attorneys prepare a new appeal. John Grisham speaks about what drew him to the stories surrounding the murders in Ada.