How to Fight a Dragon's Fury

How to Fight a Dragon's Fury is the 12th and final installment of the How to Train Your Dragon books series by Cressida Cowell. It follows the last childhood narrative of Hiccup and how he managed to end the War of the Dragons and Men. It also explains the outcome of Furious, and the fate of Alvin the Treacherous and his mother. It will be released November 3, 2015.

Plot
The book begins with Hiccup lying on the shore, of heros end island, unconscious. Wodensfang arrives and wakes Hiccup by pouring water at boy's face. When Hiccup wakes up  however it turns out he has an amnesia not even recognizing his own name

Trivia

 * The name of the final book was revealed by Cressida Cowell on her blog.