: The episode revisits their encounter in the desert kingdom of Alabasta. Fans are reminded of Ace’s immense pride in being a member of the Whitebeard Pirates and the moment he entrusted Luffy with his Vivre Card.
As Monkey D. Luffy and his group of escapees sail toward Marineford, Luffy watches the burning Vivre Card of his brother, Portgas D. Ace. This triggers a series of poignant memories that he shares with Jinbe: One Piece Episode 457
: Luffy recalls their early years together, highlighting the deep bond formed through shared meals, training, and survival. : The episode revisits their encounter in the
, titled "The Vow of the Brotherhood!", serves as a crucial emotional reset and retrospective for the One Piece anime as it enters the legendary Marineford Arc . Released originally on June 27, 2010, the episode bridges the gap between the chaotic escape from Impel Down and the massive war about to erupt at Marine Headquarters. Plot Summary Luffy and his group of escapees sail toward
Because Episode 457 consists largely of recapped footage, many official guides classify it as a or filler .
: According to discussions on Reddit , the episode is valuable for its emotional framing. It includes small amounts of new footage and reanimated scenes (such as the Vivre Card hand-off) that enhance the stakes of the upcoming war.