It is a hidden kingdom, a land where no one lived before with mysterious nature and unique creatures. This land was always close to us, but we never have seen him before. Because of that, this land is free of our destructive activity. It's the only place living creatures are subordinate to the law of nature. But once of a thousand years, this magic sky kingdom appears in our land. Where is the place where we should look for him? That's is a Bermuda triangle.