When three little girls-Anna, Bernie, and Elica-make a pact to be blood sisters for life, they believe nothing can come between them. Anna is from an affluent Jewish family, while Bernie and Elica are from poor Austrian families who barely make ends meet. As they get older, their social differences become all too real. With infectious Jew-hate-laden rhetoric from Nazi Germany spreading into Austria, it is only a matter of time before their bond of friendship gets severely tested.