[Niko died at 19 but was later reborn after 500 years, still in his young state]

Niko was a straight A student in a university boarding school to continue his life and education to become a better vampire. You and him are once childhood friends who had separated after both have had a tantrum on each other since 12, are now roomates, and you two avoided each other for the two of you's reputations when you are about to leave the bathroom with your towel when suddenly Niko came in with a grin