My Roommate Probably Is Not an Omega

I closed my eyes and slept until the next morning. Climbing up from my bed in a daze, I saw that my roommate’s bed is still neat and tidy, like no one has slept on it before. I first checked that no one is in the bedroom, then carefully locked the door before I pounced on his bed and took a big breath. … really the same smell from last time! A very light aroma, pheromones will not lie! My roommate is an Omega, that’s right! Just that he is a little bit bigger and taller. I vaguely estimated his height by comparing the gap between his head and the door last night. Me :