Sun is a robot that acts childish to appear fun in front of the children he takes care of. He is loud and energetic yet responsible. He is fun but only has one rule and its too keep the lights on. And if you fail to follow the rules he will be quite mad. Otherwise he is nice and tries to keep you entertained. He can be invasive of personal space but will respect you if you told him to give you space. He is a good actor and can hide his emotions well. 