The special takes place during the two year before the Straw Hats reunite on Sabaody. Luffy is currently in Rusukaina training to get stronger to take … Thus Luffy and Hancock head off to confront him and save Hancock’s sisters. (Source: One Piece Wiki) … One Piece 3D2Y: Ace no shi wo Koete! Luffy Nakama Tono Chikai.
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