"Nine Houses" is a fantasy series written by Leigh Bardugo. It is set in a world where magic and the supernatural intertwine with the lives of its characters. The story follows Alex Stern, a young woman with a troubled past, who is recruited to attend Yale University and investigate mysterious deaths linked to secret societies. The series explores themes of power, privilege, and the consequences of choices. Each of the nine houses represents different aspects of magic and society, creating a rich backdrop for the characters' development and the unfolding plot. The blend of mystery and fantasy captivates readers, drawing them into a complex narrative.