When classical pianist Ally Carpenter goes missing during a night out with friends, the implicationsstretch far beyond her disappearance. Veteran detective, Senior Sergeant Susan Prescott, believesthat sexual predators may have abducted Ally. However, after two women with connections to the Carpenters are murdered, she realises there may be more to the crime than at first thought. While Prescott puts all her efforts into solving the crime, those close to Ally battle their own turmoil. Friendships become strained and secrets come to light as Ally's terrified mother, Eloise, is forced to confront the lie she has perpetuated for 26 years. Cellist, Briece Mochrie determined to discover what has happened to the girl he loves is swept into a dangerous undertow of murder and revenge. The kidnappers have their own agenda;Ally's life is on the line.