The film follows a romance between Bella Swan (a teenage girl) and Edward Cullen (a vampire), and the subsequent efforts of Cullen and his family to keep Swan safe from a coven of evil vampires.
When an incident frames the danger the Cullens could pose to Bella, Edward resolves to cut ties off to protect his beloved. Bella falls into depression, finding solace in her friend Jacob Black. But Jacob has his own secrets that complicate his friendship with Bella.
With a vengeful vampire preparing for an attack on the Cullens, Bella and Edward clash over the former's wish to be turned as tensions rise between Edward and Jacob, threatening to give rise to the old enmity between werewolves and vampires.
Bella marries vampire Edward, and quickly finds out that she's pregnant. The Wolf Pack find out, and insist on killing her and her child, but Jacob decides to protect Bella. When Bella gives birth to her daughter, Edward turns her into a vampire, and when the Volturi finds out about the child, they...Read more decide to take her at any cost.
Bella and Edward's happiness with their daughter Renesmee is interrupted when a misunderstanding leaves the Volturi out for both their and their daughter's blood. The Cullens must make various alliances in order to protect their family from the upcoming threat.