Gone Girl Summary: Plot, Characters and Ending

Gone Girl begins when Amy Dunne vanishes on her fifth wedding anniversary, leaving signs of a struggle. Her husband Nick becomes the prime suspect as secrets come out. Halfway through, the novel reveals that Amy is alive and has staged her disappearance to frame him for her murder.
Chapters alternate between Nick's account and Amy's diary, and later her own voice.
| Character | Who they are |
|---|---|
| Nick Dunne | Husband suspected of murder |
| Amy Elliott Dunne | Wife who disappears |
| Margo (Go) | Nick's twin sister |
| Detective Rhonda Boney | Investigating officer |
| Andie | Nick's young girlfriend |
| Tanner Bolt | Nick's celebrity lawyer |
| Desi Collings | Amy's wealthy former boyfriend |
What happens when Amy disappears?
Nick and Amy moved from New York to his hometown of North Carthage, Missouri, after both lost their jobs. On their anniversary, Nick comes home to find the living room disturbed and Amy gone. Police find blood that had been cleaned up. Nick acts strangely, smiles at press conferences and lies to the police. Amy's anniversary treasure hunt clues lead him through places from their marriage.
↑ Back to the topWhat does Amy's diary say?
Chapters from Amy's diary show a loving wife who grows afraid of her husband. It describes money troubles, his anger and her fear that he might kill her. The public turns against Nick, especially when it comes out that he has been having an affair with a young student, Andie.
↑ Back to the topWhat is the twist?
Halfway through, Amy speaks in her own voice. She is alive and hiding. The diary was fiction written to frame Nick. Furious at his affair and at his failure as a husband, she planned every detail: the blood, the clues, the debts, even a fake pregnancy. She had even planned never to come back, so that the case against him could never fall apart.
↑ Back to the topWhat goes wrong with Amy's plan?
At a cabin resort in the Ozarks, Amy is robbed of her money by two neighbors. She turns to Desi Collings, an old admirer, who shelters her in his lakeside house but keeps her almost as a prisoner. Meanwhile Nick, with lawyer Tanner Bolt, goes on television and gives a carefully staged apology meant for Amy. She decides she wants him back.
↑ Back to the topHow does Gone Girl end?
Amy kills Desi and returns home covered in his blood, claiming he kidnapped her. She is welcomed as a heroine. Nick knows the truth but cannot prove it, and Detective Boney's suspicions go nowhere. Amy reveals she is pregnant, having used a sample Nick had stored at a fertility clinic. Nick realizes he cannot leave her without losing his child, and he stays. Amy has the last word, pleased that the story is finally hers.
↑ Back to the topMore about Gone Girl
This summary reveals the whole plot, including the ending.