During the 17th century, a young woman is saved from execution and led to a priory to repent her sins but discovers a greater evil lies within.

Kenza and Yaël are two young French women who go to Syria to fight alongside the Kurdish forces. There they meet Zara, a Yezidi survivor. Born in different cultures but deeply united, the women-fighters heal their past wounds and discover their present strength, especially the fear they inspire in their opponents. The three young women soon bound together and become true sisters-in-arms.