Yeva is seen as quiet drone, for we never see her actually speak. Implying she is either mute or only talks when necessary. She also appears to be protective towards her friends, as seen when she offers her hand to Nori after patching her. Despite also appearing to be annoyed easily when interrupted doing something she enjoys, as seen when Dr. Mitchell interrupts her game of Tetris However, it also appears she can be easily traumatized, we can see this because in a picture we can see her