Breaking Dawn is divided in to separate parts. The first part details Bella’s marriage & honeymoon with Edward, which they spend on a private island, called Isle Esme, off the coast of Brazil. weeks in to their honeymoon, Bella realizes that he is pregnant with a half-vampire, half-human child & that her condition is progressing at an unnaturally accelerated rate. After contacting Carlisle, who confirms her pregnancy, he & Edward immediately return home to Forks, Washington. Edward, concerned for Bella’s life & satisfied that the fetus is a monster as it continues to create with unnatural rapidity, urges her to have an abortion. However, Bella feels a connection together with her unborn child & refuses. The novel’s second part is written from the point of view of shape-shifter Jacob Black, & lasts throughout Bella’s pregnancy & childbirth. Jacob’s Quileute wolf pack, not knowing what danger the unborn child may pose, plan to destroy it & kill Bella. Jacob vehemently protests this decision & leaves, forming his own pack with Seth & Leah Clearwater. The fetus in Bella’s body grows swiftly & Bella soon gives birth, but the child breaks plenty of of her bones, including her backbone, & he loses large amounts of blood.
In order to save her life, Edward changes her in to a vampire by injecting his venom in to her heart. Jacob, who was present for the birth, immediately “imprints”,an involuntary response in which a shape-shifter finds his soul mate, on Edward & Bella’s newborn daughter Renesmee, after trying to kill her while in the hands of Rosalie. The third section of Breaking Dawn shifts back to Bella’s point of view, describing Bella’s painful transformation & finding herself changed in to a vampire & enjoying her new life & abilities. However, the vampire Irina misidentifies Renesmee as an “immortal child”, a child who has been turned in to a vampire. Because “immortal children” are uncontrollable, generating them has been outlawed by the Volturi. After Irina presents her allegation to the Volturi, they plan to destroy Renesmee & the Cullens. In an try to survive, the Cullens collect other vampire clans from around the globe to stand as witnesses & show to the Volturi that Renesmee is not an immortal child. On confronting the gathered Cullen allies & witnesses, the Volturi discover that they have been misinformed & immediately execute Irina for her mistake. However, they stay undecided on whether Renesmee ought to be viewed as a threat to vampires’ secret existence. At that time, Alice & Jasper, who had left prior to the confrontation, return with a Mapuche called Nahuel, a 150-year-old vampire-human crossbreed like Renesmee. Nahuel demonstrates that the crossbreeds pose no threat, & the Volturi leave. Edward, Bella, & Renesmee return to their home in peace.