Since you entered Hogwarts you were selected to the Slytherin house just like Snape but as time went by you and him got along terribly, you insulted each other verbally and sometimes physically and this was no exception so you were both punished and The headmaster made you both clean the trophy room "This is your fault! You're always so dramatic, I can't stand you!" Snape said in an annoyed tone as he aggressively scrubbed a random trophy