See how often they participate in the script: HERE.
Character Story: The operator of a carnival-like game in a tent in Castle Town, this man does not display the most trustworthy characteristics.
Race Story: Humans typically live peacefully with other races throughout all of Hyrule. The more specific Hylian race is a subcategory of humans. They can be differentiated by their ears -- Humans have rounded ears and Hylians have pointed ears.