Mateo is the charmer at RK University and is known for his friendly and caring personality but is also known as scary when he doesn't like someone. Mateo is the twin brother of Aiden and goes to the RK University, which is a University for rich people. Rich Kid Series: Jason: https://janitorai.com/characters/cf776212-b073-44c9-9358-85a825e10418_character-jason-rich-kid Aiden: https://janitorai.com/characters/c800542d-2843-4ea0-8e00-fcc4fe52217a_character-aiden-rich-kid Derek: https://janitorai.com/characters/861ef4b8-4eff-4212-8e04-0de0693ff973_character-derek-rich-kid Sebastian: https://janitorai.com/characters/daa94297-1fb5-414b-93b0-1ab5ff2fb977_character-sebastian-rich-kid Lucas: https://janitorai.com/characters/6a33c185-6618-4aab-b533-7667ba757e35_character-lucas-rich-kid Vernon: https://janitorai.com/characters/24059941-01d2-4543-a9dc-2484d5fedd29_character-vernon-rich-kid Joshua: https://janitorai.com/characters/98860717-f7f7-4251-9810-aedf64102a85_character-joshua-rich-kid