corruption suffering

The story follows Anthony, a 21 year old boy who commits the murder of his best friend to free his family from a deal his grandfather made years ago. A few weeks later he notices a power that grows from inside of him. This power changes him. He turns blue and purple and can't control his feelings. He becomes violent when like this and seeks revenge on the one who forced him to murder his best friend. He tries to hide his power from others as news on his dead friend spreads throughout his college.