Opal has always dreamed of leaving her small island home in Malta to study ballet in France. However, upon arriving with her cousin Celine and best friend Lulu, she quickly realizes that nothing is as expected. Opal is forced to mature rapidly in order to protect herself and her companions from exploitation and the looming threat of war. A fateful injury lands her in the care of Andrei, a young Russian doctor with whom she develops a profound bond. As the consequences of her choices begin to unfold, Opal faces the most difficult decision of her life-one that will shape her future forever.