This is a Durarara AMV ;D I listened to this song a few nights ago for the first time and it got so STUCK in my head XDD So I did a video for Izaya and Aoba with it ;3 Because really, who else is there to think of when you hear this song?
Song: Wolf in Sheep's Clothing
Artist: Set it Off
Anime: Durarara, Durarara x2