One Piece Turns Out to Be Naruto

Traveling to the world of Naruto and becoming the protagonist, I thought I could defeat Kaguya, unify the ninja world, and open a big harem. But God made a joke to him. On the night when he stole the Sealed Book, he wore it again. This time he went deep into the mountains and saw three spirited young men chasing each other, only to realize that he had traveled to the world of pirates. See how he plays with the world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.