Sin

Death's main role is to weigh the balance of goodness and sin in any soul that he takes. Zane, in his role as Death, has many quandaries about the sins he finds on mortals' souls. Zane must take the souls of babies who are marked with sin through being born of incest or rape or other sinful acts. He also learns of sins that were committed for reasons of love and loyalty, like Luna's sin of summoning the demon. Zane's own sin is in this category. He suffers guilt, and his soul is heavy with sin. Still, Zane only killed his mother because she begged him to and because she was in constant pain, with no hope of reprieve. Motivation is not taken into account (except when Luna considers balancing her soul by doing good deeds before she dies; then, her selfish motivation would 'negate' her good acts...