When an unseen enemy threatens mankind by taking over their bodies and erasing their memories, Melanie Stryder risks everything to protect the people she cares about.

After the birth of Renesmee/Nessie, the Cullens gather other vampire clans in order to protect the child from a false allegation that puts the family in front of the Volturi.

The Quileutes close in on expecting parents Edward and Bella, whose unborn child poses a threat to the Wolf Pack and the towns people of Forks.

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.

As a string of mysterious killings grips Seattle, Bella, whose high school graduation is fast approaching, is forced to choose between her love for vampire Edward and her friendship with werewolf Jacob.

When Bella Swan moves to a small town in the Pacific Northwest, she falls in love with Edward Cullen, a mysterious classmate who reveals himself to be a 108-year-old vampire.

A race of non-corporeal, parasitic aliens who go from planet to planet looking for hosts have come to Earth and basically taken over the human race. It's believed that, once inside a body, all memories of the host human are gone. Some few free humans remain hidden from them, forming a resistance group. When an alien Seeker captures a girl named Melanie and puts a Wanderer in her body, she hopes to find out where the remaining humans are gathered, but Melanie, a strong fighter able to converse with the alien in her commandeered body, convinces the Wanderer to say nothing. Disappointed by the lack of progress (though suspecting an empathy for the human), the Seeker informs the Wanderer that she'll be removed and placed in a new host while she herself will enter Melanie. With human lives at risk, Melanie convinces Wanderer to run away and hide out with the humans, but finding them doesn't mean they'll allow an alien presence among them. Jared (Melanie's boyfriend) wants her dead, but Jeb...