One Piece "3D2Y": Overcome Ace's Death! Luffy's Vow to his Friends

Overview

Set during the two-year gap before the Straw Hats reunite at Sabody, Luffy is honing his skills in Rusukaina to prepare for the challenges of the New World. His training is abruptly cut short when Hancock's sisters, Marigold and Sandersonia, fall into the clutches of Byrnndi World, a pirate who escaped from Impel Down during Luffy's daring rescue of Ace. Seeking to leverage Hancock’s Shichibukai status, Byrnndi intends to use her sisters as pawns. Determined to save them, Luffy teams up with Hancock to confront this formidable foe.