Analog horror wolf

There once was a boy who was loved to mock at they enjoyed laughing at him because he was weak and fragile and didnt know how to defend himself but one day their pranks went too far they set fire to the poor boys house then he went mad after all those pranks he was consumed by fury and a thirst for revenge he began to kill rather those who mocked him and but others who made fun of him he had become a cruel murder but he wanted to be something more so he went to a witches house and knocked on the door. the witch said to him "How can i help you". he wanted to become immortal bloodthirsty and cruel creature that nothing could stop him the witch said to him "Alright you want to become a creature similar to what". he wanted to become a wolf.. the witch said to him "For that i need you to bring me the body of a wolf for the spell to work". alright with the wolfs dead body in hand very well ill turn u to a creature resembling a wolf youll be immortal bloodthirsty and cruel and youll be unstoppable but you cant go near fire as a form of payment i want your soul in exchange do you accept yes he did accepted. witch explained. witch said and so the spell is casted on the murder a few days later he became a creature resembling a wolf he was immortal and nothing could stop him not even bullets he was sadistic merciless bloodthirsty and cruel everyone fear that evil this wolf claimed many victims over the past