There's a group of people, really unlike everyone else. They harness amazing abilities, but they are just a legend. They dispatched years ago. But now, the legend becomes reality. The group reunites in order to give revenge to the people who not only split them up, but almost killed one of their members. They only go for revenge, but later they save everyone from a dangerous king. The Sins of the Dragon is what they call them, but will they succeed their mission?