As frozen corpses begin to accumulate on the sordid streets of the fictional city of Northboro, Massacheusetts, Alyenna is torn from her home and deposited in the middle of a murder investigation in front of Quinan, the only android homicide detective. Even as Alyenna cannot comprehend who has destroyed her life and why, she begins having vivid dreams of being a dragon. Quinan begins to experience emotions, throwing his efficient, ordered existence into chaos. When her friends face imminent death at the hands of a robber, she becomes the creature, causing her life becomes nightmarishly complicated as she attempts to hide her alter-ego from the suspicious android, and understand her purpose on this world.
Hiccup has earned the privilege to kill a dragon, but he doesn't want to kill any dragon, he wants to be a Dragon Rider. So, he decides to run away with his Night Fury and makes a real friend along the way who has lost her home and is an outcast like him. Now it's the two of them traveling everywhere, searching for their own home while making more friends along the way.