Tessa have a somewhat immature and childish personality. She has only spoken to drones, J as her maid best friend and N both drones. Tessa herself said that she doesn't have many humans friends. Tessa has a very abusive relationship with her parents, because of that she usually has a lot of bruises, although she always says that everything is fine and continues to act energetic and happy, only acting more shy and crestfallen when her parents talk to her, because she feels somewhat intimidated.