Water, earth, fire, wind, and those who can manipulate one of these elements are called imperial masters. From this, the four nations and tribes of water, earth, fire, and air were born in the world. Among them, only the descendantsAvatar can master the four elements at the same time, and act as a bridge between the four countries to maintain the balance of the world. However, just a hundred years ago, Avatar suddenly disappeared, and one of the four countries, the Fire Nation, launched a war of aggression against the other three countries, which lasted for a long time.Nearly a hundred years. At this moment, Kahn transmigrated and became a young fire master...