The protagonist was an ordinary young man in the 21st century. An accident caused him to travel to the world of Naruto and become an orphan in the Leaf Village of the Land of Fire. At this time, not long after the Third Ninja War ended, the vitality of all countries was severely damaged. Ninjas still lived in the shadow of blood and fire. Conspiracies and struggles were undercurrents. The arrival of the protagonist will bring new variables to the world.