Story : A frightened man who lives alone is being threatened. The man doing this thinks that he is the doctor who was convicted of medical negligence for causing the death of his little girl. But they've got the wrong man. Claude finds the man who is now tied up and one of the men he's with has a gun. Claude shows the police where he is and he's rescued. Jo is spending more time with Nick but is worried that Eileen disapproves. Unfortunately Nick is often called out whenever they are together.