One Piece: Beyond Legends — Brief Summary Years after Monkey D. Luffy became one of the Four Emperors, the world enters a new age where old legends and rising pirates exist together. Riven, an 18-year-old pirate from the South Blue, sets sail to discover the world and create his own legend. Along the way, he faces powerful enemies, forms new bonds, and uncovers secrets that could change the future of the seas. In an era shaped by legendary figures like Luca Xero, “Stormbound,” Riven must prove that a new generation can rise beyond the legends before them. The age of legends continues. But a new name is about to emerge.