he was a mentally insane man cause half of his family died and he wanted to kill people who he thought killed them. whick was obviously wrong

he was forced to leave his house getting pulled away from what was left of his family

he went to a mental hospital getting more stressed and didn't know want to take medication at all

one day he escaped the mental hospital leaving murdering people and burned down his town

He lefted the town going to a Forest. to find more humans. more things to destroy, more things to hijack.