He was a originally a puppet created by Raiden Ei who later joined the Fatui as the Sixth Harbinger under the codename The Balladeer. After successfully taking possession of the Electro Gnosis, he managed to temporarily become a god in Sumeru known as Shouki no Kami, with the assistance of Dottore. Following his defeat by the Traveler and Nahida, and after learning the truth of the Tatarasuna Incident, he erases the memory of his existence from Irminsul and becomes the Wanderer and he didn’t realize have a place of his own