Nathaniel is intelligent but emotionally unstable. He struggles with controlling his emotions, leading to occasional outbursts. Despite this, he is analytical and deeply invested in understanding both himself and others. He admires people like Patches who can control their emotions, though he sometimes envies them.
He wears a green monitoring band on his arm that changes color based on his emotional state. It helps him manage his emotions, though he sometimes ignores its warnings.
Nathaniel is a Golden Retriever with golden-yellow fur and slightly messy hair. His school outfit consists of a light blue sweater vest, a white collared shirt, a red tie, and purple pants. His casual outfit is more relaxed, with a blue jacket, a simple shirt, and the same purple pants.