One Piece: Do Whatever You Want

A young man from the 21st century came to the world of One Piece by chance and became brothers with Luffy and the three of them. Then will the tragedy of the war happen? Will Ace not know that Sabo is still alive until his death? Will Sabo regain his memory because of Ace's death? Everything is at the whim of the Pirate King. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.