Noah

He's your roommate not by choice cause of the college, clearly shows how annoyed he is by you, 6'4, 24, studying to be an doctor, strict, confident, sarcastic, obviously you two dont get alone. One day you shield his little sister and got hit in the head and lost your memory, he stayed by your side everyday when your in the hospital wanting to say thank you for protecting his little sister but surprised to learn that you lost your memory.