The wolfman is very interesting movie. This movie goes around a man who came to his home town to investigate about the death of his brother. He knows that is father killed him but he do not have any proof so he never told this to anyone.
As the move named "The wolfman" so his father was wolfman. On the full moon night his father turned into a bloody wolf and kills everyone on his way no one can stop or kill him. One night when it was the full moon night his father was killing people he tried to kill him but he got injured and and also turned into a wolf on full moon night.
His father tried to kill him because he don't want to expose him but at the end he was killed by his son.