Louise le Blanc is a witch who has fled her coven and renounced magic to live in the city of Cesarine, where witches are hunted and burned. After a public misunderstanding, she is forced into marriage with Reid Diggory, a Chasseur sworn to the Church who is unaware of her true identity. The series follows their evolving relationship as they navigate a brewing war between magic and religion while facing a powerful threat from Lou's past.