While reporting to the Air Ministry in London, Carolyn Maddison meets a good-looking, charismatic pilot, Charlie Wade, currently employed in propaganda work. He believes that with her calm demeanor and resilience, Carolyn should work as an Intelligence officer, and suggests she serve on an active bombing station. At her side throughout the courses and postings that follow is Lucy Gaston, naturally quick-witted and sparky, a perfect foil for her friend....

Liverpool, 1941. After German bombs shatter the life Cadi has built for herself in Liverpool, she is more determined than ever to sign up and do her bit. Joining the WAAF also means she is closer to her beau - until Jez is sent thousands of miles from home. While Jez is in Africa, someone from the past starts spreading vicious rumours that could threaten their relationship, and Cadi finds herself torn between keeping secrets and telling the truth...