It deals with Renesmee having a one-night affair with Mike a 24 anno old and discoving that she now 20 in reality although 17 to others was pregnant. And with the daunting fact that she must tell Jacob all abought it.
Tyler Posey as Seth! :D A New Moon Hopeful, Koa Orquia, has blogged on his myspace that Tyler Posey MAY have been cast as Seth Clearwater, here is what he has to say-