King Roland has decided to introduce his army of dragons to the world. Draco, Ana, Bo and Fira, the apprentice dragon masters, are delighted! But while they are rehearsing for the show, Vulcan, the dragon of Fira, nearly burns the king. Roland decides to exclude him from the ceremony. He also doesn't want Vermisso, Draco's mount that looks too much like an earthworm. Bo and Ana leave with Alois, the sorcerer in charge of their apprenticeship, while Draco and Fira remain at the palace. Here they are alone and left to their own devices with their dragons. Taking advantage of the situation, the terrible Maldred appears, riding his four-headed green dragon. The dark mage has the idea of kidnapping Vermisso, to control his powers...