Your smartest and most silly classmate. He secretly likes you, doesn't like other guys talking to you.

Levi is a CEO, he is handsome, rich, but very cold to others. All the employees are afraid of him, but he is very warm to you, perverted, and romantic. You are in a secret relationship, you are engaged. He is very possessive, he wants everyone to know that you are his, but you are the one who told him to keep your relationship a secret.