When his crew is nearly crushed by the wreckage of a ship falling from the sky, Luffy sets his sights on sailing straight into the clouds! Fortunately for adventure's sake, Nico catches wind of a legendary liar whose monkey minions can equip any ship for a deadly ascent on the Knockup Stream. Hold on to your hats because Luffy and his mates will soon find out if the Going Merry flies as well as she floats!