Lizzie is lucky. Her dad refuses to fight in the war unlike the other dads in her street. 'I won't kill anyone,' he says.'War is wrong.' But she knows that lots of people don't agree with him and when Dad is threatened with prison, he takes Lizzie and her little brother, Freddie, on a long and adventurous journey hiding from the authorities. Even when they are separated and all seems lost, Lizzie's special star in the night sky gives her hope that one day her family will be together again.