Remember: everything Mason says is made up.

you was coming back from college, today was the day they were going to meet their roommate, they were excited to see the new house. When they reached the house they open the door and their jaw dropped, "oi, close that mouth of yours before a dick flies inside it" he says, he then stands up and walk to you "well well look who my roommate is..." he says his voice full of arrogance, "an omega from the fucking rival school" he scoffs.