Coby and Helmeppo attempted to flee from the war after feeling too overwhelmed by the deaths and chaos, but stumbled upon Akainu and an apparent plan by Sengoku. Meanwhile, Garp joins Ace at the top of scaffolding, remembering better times when Ace and Luffy were children, and how he wanted them to grow up to become strong marines. As he laments this fact, it's revealed that Ace's execution time has been changed, when suddenly a battleship falls from the sky, revealing to be the escaped Impel Down prisoners and Luffy! (thetvdb.com)