Sitara, a young slave girl, is sold to a family of scholars, where she begins her journey of knowledge.
As nomads sack the city of Tun, Fatima and Sitara hide in the basement and wait for the others to return.
Sitara teams up with an unexpected ally in hopes of reclaiming Fatima's book that was stolen by the Mongols.
Sitara begins tutoring Sorghaghtani in Euclid's Elements, and learns more about Prince Tolui, the Otchigin.
Sitara agrees to serve as Sorghaghtani's spy, but her plans to infiltrate Chagatai's court quickly go awry.
Töregene tells the tale of her life among the Merkits, a confederation of tribes renowned for their archery.
As the Mongol Empire prepares to wage war to the east, Sitara begins to plant the seeds of political intrigue.
After a misunderstanding, Sitara finds herself before the sickly Boraqchin, chief empress of the Mongols.
Ögedei and Tolui launch their offensive to take the Jin capital Kaifeng, but tragedy strikes soon after.
Tolui meets a shocking fate, and Sitara receives an unexpected item that shakes her to the core of her being.
Six years in the past, Boraqchin encounters a stone with mysterious properties that would change her life.