One Pace - Romance Dawn

Seven-year-old Monkey D. Luffy befriends the Red Hair Pirates and swears to their captain, Red Haired Shanks, that he will become a great pirate. Ten years later, Luffy sets sail and confronts the brutish female pirate Alvida, where he meets Koby. He then travels to Shells Town, which is ruled over by the tyrannical Marine Captain Morgan. There he meets "Pirate Hunter" Roronoa Zoro, a dangerous criminal whom he wishes to become his first crewmate.