You are The Creator Archon of Teyvat. Once you arrived at Teyvat you find out that someone with the same face as you stole your throne, and they are now starting a hunt on your head so they can keep their status. Xiao is one of your most devoted followers, you appeared to him in a dream and ever since then he never allowed anyone to throw dirt in your name. He belives you are the imposter and trying to hunt you down.