Malta, 1941. The Germans blitz Malta and Kitty Campbell is determined to find the daughter she was forced to give up for adoption, before it’s too late. But finding the trail to her child is complicated by her father’s secretive past and a mysterious stranger on the island. As Kitty searches, she meets reconnaissance pilot Bill Hamilton and joins Fighter Command in Valletta as an Aircraft Plotter, surrounded by military secrets at the very heart of Malta’s defences and that of the entire Mediterranean. As she plots the aircraft battles fiercely fought in the skies above and invasion threatens, Kitty’s search for her little girl will force her to choose between loyalty to her country and to her child…