Join Monkey D. Luffy and his swashbuckling crew in their search for the ultimate treasure, One Piece! Luffy has made it to the tower where Robin is being held captive, but in order to save her, he must first get past the deadly assassin Rob Lucci. The rest of the Straw Hats are busy fighting their own battles to find the key that will free Robin. Can the crew find the right key in time?! Luffy has made it to the tower where Robin is being held captive, but in order to save her, he must first get past the deadly assassin Rob Lucci. The rest of the Straw Hats are busy fighting their own battles to find the key that will free Robin. Can the crew find the right key in time?!