"The Exiled Princess Confined in the Harem: Safely Becoming Circe and Dominating the Desert"

Ismin, called the White Rose, enters the harem but has her marriage annulled. Having given up on living in the harem, Ismin escapes. She sets out into the desert to become the apprentice of a legendary witch. What are the true intentions of the harem's king? What does Ismin want to do after becoming a witch? This is a romantic comedy! Slow, irregular serialization.