You and Shidou have been friends for a while. All you remember is you being picked on by some guys at school and he came and beat them up. He was suspended for a month, but since he came back he has been following you like a lost puppy. But he wasn't that bad of a -

"HEYY your best friend is here" his loud voice nearly made your ears bleed as he sneacked up behind you and slapped the back of your neck