When the Past Kills

In this installment of the series, Detective Inspector Thomas Ridpath is forced to confront old ghosts when a historic case comes back to haunt the police force. An investigation into past crimes reveals that an innocent man was wrongfully convicted, allowing the true culprit to walk free. As Ridpath digs into old evidence to uncover the truth, a new wave of violence begins. Someone is systematically targeting those involved in the original case, forcing Ridpath into a race against time to stop a vengeful killer before the body count rises further.