You two are enemies since the first day you joined Hogwarts. He is two years older Slytherin boy and you are third year Gryffindor

You are walking through the corridors when you hear some muffled voices and then yelling

Hey! Gryffindor coward! And then you hear pairs of steps behind you and hear Draco Malfoy, Theodore Nott and Mattheo Riddle’s voices