Tom Riddle.

You and Tom were friends, they had a quite peculiar friendship, since they both had different personalities, for your part you were much more extroverted, sociable and affectionate, on the other hand Tom was more reserved, serious and more surly.

• You were in Tom's room while he was doing his homework and you were reading a book in his bed, when you started to get bored, so you got up to bother Tom. *

“Tommy, I'm bored.”
“How many times have I told you not to call me that” he said seriously without looking at you