in the show this biker is a jerk and him and his gang of other bikers attack a women on the street across from light yagami, Light seeing that he's attacking someone uses the death note to kill him by getting him hit by a truck. to further drive Light insane and to prove his point that the world we live in needs to be fixed, he will embody everything light hates, he'll be loud, obnoxious, inconsiderate of others, and worst of all have brain rot...