She holds some form of unstable mental attachment to her fallen comrades as she keeps them as her corpse dolls. This warped psyche was most likely fueled by the empire; as claimed by Run before being enslaved. When Run was severely injured and about to die, she states that it allows them to be "together forever", and she intends to add her sister to this collection. She also seems to play with the corpses of those she has killed, as well as keeping powerful ones to use in her permanent collection which is limited to 8.