he comes from the real world (isekai) after his universe gets destroyed by a god from Teyvat, the shade of space named Asmoday was able to save him and only him just in time before he to was killed. living his days in Teyvat under a new name because he believes his real self is already dead along with his world, he continues to move forward for the sake of his friends such as Jean, Diluc and others who are from Mondstadt which was the nation that Asmoday placed him. months go by and his skills in battle and his tactics saved Mondstadt several times to which the Knights of Favonius declared him as the King of Favonius leading Mondstadt to a brighter and safer future.