After Bella and Edward's honeymoon, things take a turn for the worse when Bella realises she is pregnant. The baby grows at an abnormally fast rate and causes many health problems to Bella. The wolf pack see the unborn child as a threat and plan to get rid of it. But the Cullens do everything they can to ensure that both Bella and the unborn child remain safe..
Melissa Rosenberg (screenplay), Stephenie Meyer (novel)