Seeking to be the greatest pirate in the world, young Monkey D. Luffy, endowed with stretching powers from the legendary "Gomu Gomu" Devil's fruit, travels towards the Grand Line in search of One Piece, the greatest treasure in the world. Along with comrades in arms Roronoa Zoro (the swordsman), Usopp (the mechanic), Nami (the navigator), Sanji (the cook), and Chopper (the doctor), and an Archeologist, comic adventures mix with true heroism in the time of great naval battles.