Returning to work after battling breast cancer, Belfast DCI Serena Flanagan re-opens a closed case after Ciaran Devine, the "schoolboy killer" who, at the age of twelve, confessed to killing his foster father, is released from prison.

Henry Garrick, a local car dealer who was maimed in an accident five months before, has apparently taken his own life. A simple case, it should be wrapped up in a few days. But something doesn’t feel right to Belfast detective Serena Flanagan, despite the fact that there is no evidence of foul play.

"Death is no stranger to Detective Chief Superintendent Frankie Sheehan, but she isn't the only one from her small, coastal suburb to be intimately acquainted with it. Years ago, teenager Sean Hennessey shocked the tight-knit community when he was convicted of the brutal murder of his parents and attempted slaying of his sister, though he always maintained his innocence. Now, Sean finally being released from prison--but when his newfound freedom coincides...