The primary consort of Tolui. Hailing from the Kereit tribe, she is a Christian. She shares an exceptionally special and loving relationship with Tolui. She possesses an overall gentle demeanor. An intelligent figure who harbors a vision for a "world wider than the steppes," she displays a wise political side, objectively foreseeing the empire's situation after Genghis Khan's death.

The youngest son of Genghis Khan and the fourth prince of the Mongol imperial family. At the beginning of the story, he is the one who led the Mongol army to invade Tus, where Sitara lives. He has the most bellicose personality among the brothers, once remarking that instead of diplomacy, they should just wage war and crush everything.

She later becomes the sixth consort of Ögedei. Internally, she harbors a deep hatred for the Mongols who tormented and took away her precious people, and she seeks an opportunity for revenge to bring down the Mongol Empire, including her husband. Female.

The third son of Genghis Khan and the third prince of the Mongol imperial family. Unless there is an extreme exception, he is always smiling. Unlike his brothers who display the typical bellicosity of nomadic peoples to a cruel degree, he possesses a gentle character. He rarely gets angry and has a good personality. He gets along well with his brothers. Even though he knows Töregene utterly loathes him, he does not execute her and instead treats her even better. Male.

The second son of Genghis Khan and the second prince of the Mongol imperial family. He possesses the fiery and uncompromising nature typical of the Mongol nomadic people, but he values the law, is strict even with himself, and thoroughly follows principles. Among his brothers, he is closest to his immediate younger brother Ögedei and actively supported his ascension as Great Khan. He gets along well with his brothers. Male.

The eldest son of Genghis Khan and the first prince of the Mongol imperial family. Despite being the eldest son, he did not become the successor due to the nomadic tradition of ultimogeniture (inheritance by the youngest) and became independent early on. He gets along well with his brothers. Male.

The second son of Tolui and Sorghaghtani. Male. Generally has a bright personality; an iron hand in a velvet glove type.

The third son of Tolui and Sorghaghtani. He looks exactly like his mother. Male. Warm-hearted and kind.