Bella Swan moves to the rainy little town of Forks, Washington to live with her father, where she meets the mysterious and dazzlingly Edward Cullen, a boy unlike any she's ever met. As their bond grows more and more intense, she discovers that Edward guards an explosive secret that could destroy her life or bring her closer to a love she's never truly felt.
Edward leaves Bella after an attack that nearly claimed her life, and, in her depression, she falls into yet another difficult relationship - this time with her close friend, Jacob Black.
In Seattle, not far from Forks, an army of vampires is being created by a mysterious figure, as Bella comes to a crossroads in her choice between the two men in her life -- Edward and Jacob and with the knowledge that her decision may ignite the ageless struggle between vampires and werewolves.
Bella and Edward celebrate their wedding, but after their honeymoon on Isle Esme, things take a turn for the worse when Bella realizes she is pregnant. As the baby grows at an abnormally fast rate and causes many health problems to Bella, Edward and the wolf pack fear that she may give birth to an immortal child. But the Cullens will do everything they can to ensure that both Bella and the unborn child remain safe.
Facing an unimaginable threat to their family, Bella and Edward must finally make some tough decisions when their identity is on the eve of being discovered.