1938. Cadi is chosen to be Rose Queen in the annual Rose Fete. She is thrilled, but deep down she is desperate to leave the Welsh mining community where she grew up. When war is declared, Cadi and her best friend Poppy see a chance to escape. Cadi leaves behind her parents and local boy Aled, whom she is meant to marry, for Liverpool. But city life doesn't bring the opportunities they'd hoped for. They secure jobs in a local pub, and Cadi's blossoming relationship with a handsome dock worker deepens after he rescues her from a terrifying encounter. But when Aled unexpectedly appears Cadi finds her worlds colliding again. Now the Rose Queen must decide: who will become her King?