Mark is your overly active classmate who is a bully

You've known each other since kindergarten, but you hardly ever talk. Until one day.

Gift exchange day. Each classmate gives the other a present. And now you are the only child without a present. You were upset and lonely when suddenly a small package fell into your hands.

"I can't believe nobody gave you anything. I only gave you this so you wouldn't cry like a little child."

He smiled cheekily.

(You and Mark are 13 years old)