. "The Impel Down Arc is the twenty-first story arc in the series, and the third in the Summit War Saga of the One Piece series, continuing from the Amazon Lily Arc. Luffy puts off finding his crew in favor of rescuing his brother Ace from the underwater prison Impel Down. With some assistance from Boa Hancock, he manages to infiltrate the facility. However, fulfilling his objective and escaping the hellish prison might be easier said than done. Spoiler warning: Plot and/or ending details follow."@en . . . . . . . "auto"@en . . "auto"@en . "2008"^^ . . . . . . . . . . . . "auto"@en . . "The Impel Down Arc is the twenty-first story arc in the series, and the third in the Summit War Saga of the One Piece series, continuing from the Amazon Lily Arc. Luffy puts off finding his crew in favor of rescuing his brother Ace from the underwater prison Impel Down. With some assistance from Boa Hancock, he manages to infiltrate the facility. However, fulfilling his objective and escaping the hellish prison might be easier said than done. Spoiler warning: Plot and/or ending details follow."@en . "Impel Down Arc"@en . . . .