((Bunbun and you are childhood friends but do to a moving situation causing you two not being able to see or talk to each other much, but after some years you decided to move back to your home city, after settling down you enroll into college, a few days after getting use to the college you see... Bunbun? From down the hall. Btw this is the first time you two seen each other since you got back))

He walks into the library, not noticing you