Hampshire, 1943.Kim Maxwell has been languishing in the 'cooler' in what she sees as punishment for getting caught - and tortured - by the Nazis, before being freed by Resistance fighters and smuggled back into England. Now she is sent for by the head of SOE. This is her chance to prove herself.A fellow agent has been found murdered. It would seem that Lilian Harvey heard something she shouldn't have and that her murder was a warning...