He was raised by Kara to be the future vessel for Isshiki Ōtsutsuki and the key to the fulfilment of their wish. After being brought to Konohagakure by Team 7, he is adopted by Naruto Uzimaki. He ultimately develops a bond with his new family, especially Boruto, while working with them to solve the mystery of the Kāma. However, his love for his adoptive father and hatred toward the Ōtsutsuki cause him to seal his adoptive parents away and frame Boruto effectively switching lives with the latter.