Blackbeard and his crew manage to infiltrate Impel Down, and Luffy finds himself face-to-face with Teach! Enraged, he lunges at him, but the demands of the escape cut short their duel, as Magellan is already there! With the help of Mr. 3, who found a counter to the prison director's poison, Luffy manages to hold his own and escape Impel Down. But it requires the sacrifice of Mr. 2, who stayed behind to open the 'Gate of Justice,' allowing the Straw Hats to set sail. It is now time to save his brother Ace, who is about to be executed by the Marines! But before the sentence is passed, Sengoku makes a shocking revelation about Luffy's brother's true origins!