Olive Martin is sentenced to life after confessing to the murder of her mother and sister. No one doubts her guilt - except author Rosalind Leigh.

Rosalind starts digging into Olive's personal life, her work, boyfriend and former neighbours.

Rosalind investigates Olive's former neighbours. Meanwhile, Olive suffers the ultimate betrayal in the prison.

Rosalind is convinced that Olive is innocent, she pushes for her release, in doing so she has a dangerous encounter with businessman Stewart Hayes.