After a difficult divorce Kate plans to start a new life on the other side of the world with her young son, David. Her ex-husband, Alec, has other ideas and disappears with their son, leaving Kate in a desperate search to find them. Kate’s concern grows when she receives a disturbing text. Unable to convince the authorities to act quickly, Kate takes matters into her own hands, but when she eventually finds them, she is forced to put her own life on the line in order to save her son.