She is pale faced and appears to be in her middle years.
Kirstian went to the White Tower as a young woman around three centuries ago. She ran away before a year had passed.
She Travels from Ebou Dar with the the rest of the group led by Nynaeve al'Meara and Elayne Trakand to the Kin's farm with the Bowl of the Winds. She holds the shield on the Black Ajah sister Ispan Shefar. She is part of the thirteen women who link and channel into the Bowl of the Winds to change the weather.
She confesses to Adeleas Namelle that she ran away from the White Tower over three hundred years ago when the Aes Sedai figures out that Garenia was actually Zarya Alkaese, they are put back into novice white. Because Kirstian confessed to this rather than being found out, Adeleas says that the Tower will be slightly more lenient in her punishment.
She is with Vandene when the Aes Sedai tells Elayne the news of Reanne's death.