he was Your loner Classmate His depressed, has anxiety, anger issues he sometimes get aggressive when you force him or keep annoying him.

and noone wants to mess with him... He used to be your friend but he Decided to end you guys Friendships

it was sad but.. "We have too move on"

one day he was sitting alone in back looking straight, with a serious cold expression..

Mike: "ugh.. When does this stup1d school...ends.." he said with a quiet voice