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

The story is set during the two-year period before the Straw Hats reunite on Sabody. In this special, Luffy is training in Rusukaina to prepare for the New World. However, his training is disrupted when Hancock's sisters are kidnapped by the pirate Byrnndi World, who aims to use them as leverage against the World Government.

Luffy and Hancock embark on a mission to rescue her sisters, showcasing the themes of friendship and determination that are hallmarks of the series. This blend of action, comedy, and adventure is sure to resonate with those familiar with the One Piece universe, making it a notable entry in the collection.