Stahma Tarr is a female Castithan, the wife of Datak Tarr and the mother of Alak Tarr. Stahma has both repsect for the traditions of Castithans and the Axis, willing to maintain the roles that she is expected and ensuring that her husband and family are seen in a positive light; but she is also open to changing and opposing some of these traditions in order to please herself. She is devoted to her family and her liro and sees herself and her family as the upper class of Defiance and so deserving of everyone's respect.