One Piece | Episode 153
Almost immediately, the crew is ambushed by a masked "Sky Rider" (later revealed to be a Shandia warrior). Because the thin air makes it hard to move and breathe, the Straw Hats struggle to fight back.
The episode ends with the crew reaching Heaven’s Gate , the entrance to the upper realm of Skypiea. They meet the gatekeeper, Amazon , who informs them that they must pay an entrance fee to proceed legally—a concept that naturally confuses the pirate crew. 💡 Why It Matters One Piece Episode 153
The Going Merry breaks through the clouds into the "White Sea". The crew is stunned to find the "water" is actually a thick, buoyant cloud that they can float on, though Usopp nearly "drowns" in it after falling overboard. Almost immediately, the crew is ambushed by a