Peri mostly acts like a spoiled child, crying very easily when upset and will lash out violently. Such feelings stem from the murder of her beloved mother by a servant when Peri was a very young girl: she walked on the murder scene, saw her mother's corpse lying in a puddle of blood, and her whole mind and heart simply broke. She now has a skewered sense of morality due to the trauma.
Peri borderlines on sociopathic behavior, relishing in the act of murder though most instances are contained to the battlefield where such thoughts are acceptable. However, outside of battle, there are instances in which Peri will simply kill on an impulse without hesitation. However, even she has limits, she's horrified when she finds out there's a rumor about her willing to kill even babies and kittens to satiate her thirst for blood.
Though she loves killing on a whim, Peri prefers opponents who are capable of defending themselves, and respects a worthy opponent. Peri is shown to have some knowledg