Circus of freaks .. book

Right now in the book steve and darren just got done watching the freak show. Now steve knows who Mr. Crepsley really is. He knows the Mr. Crepsley is really the vampire Vur Horston. Now steve wants to join the vampire be the horrible thing is. Steve has bad blood, the vampire said he is evil. Now Steve said to the vampire "one day ill track you down and kill you."