Lilac Girls unveils the intertwining destinies of three women during the harrowing times of World War II. Caroline Ferriday, a New York socialite, grapples with love and her duties at the French consulate amid the war's upheaval. Kasia Kuzmerick, a Polish teenager, is pulled into the resistance, where the looming threat of discovery is ever-present. German doctor Herta Oberheuser sees a government job as an escape, only to be ensnared in the brutal realities of Nazi power. When Kasia is sent to the infamous women's concentration camp, Ravensbrck, the paths of these women converge in a poignant narrative of struggle, resistance, and the quest for justice that spans continents.