The Marionette in Hell

A Human named Marion Estes was always mistreated and unliked by everyone even his parents. The only friend he ever had was a cat with purple eyes that he named Theo,what happens when Marion's parents does something that makes Marion snap? What happens when Marion kills both of his parents in a fit of rage and in defense which ends with Marion also dying? What if he was shut out from Heaven by the one that they call Adam and sent down to hell where he becomes a puppet/Marionette? What if he turns into a Overlord because of his powers and attitude? What if Marion join's Charlie's hotel? What if his parent's were also sent to hell with a thirst for revenge on Marion?