When Cassie Jensen arrives on the intensive care ward in St Catherine's hospital chief nurse Alice Marlowe is fascinated. The young beautiful woman strikes her as familiar yet she doesn't know why. But Alice is astonished to discover something about Cassie that she has been keeping secret from everyone including her devoted husband and family; a secret that changes everything. Frank is a patient on the same ward who has locked-in-syndrome so can hear and see everything around him but cannot communicate. Soon he comes to understand that Cassie's life is still in danger. As the police continue to investigate what happened to her only Frank knows the truth - but he cannot tell...