The Once and Future King of the West

Banished after Uchiha Retrieval Mission, Ren Senju, the adoptive son of Tsunade Senju, goes to the west and finds a new life there, going through many battles to free the west from a long-life war that has been going on for many years and soon build a new kingdom call Camelot. Within the years of peace for the west, the Leaf village is in middle of a war and needs help.