Astrid thinks it's time for Hiccup to learn how to sword fight, so decides to teach him. Not much later, Hiccup is captured by some strange Viking tribe, who seem determined to have him train their dragons. Hiccstrid. Rated T to be safe. No swearing. Takes place right before RTTE.

After an unexpected meeting with the Dragon Hunters, the dragon riders come face to face with a new and misterious two-coloured dragon. Later back on the Edge, Hiccup starts to show signs that he's not okay and the riders find out that his leg is infecting again. Being 37 hours away from Berk and with the time clocking, will the gang have time to save their dying leader and friend?