One piece: Beyond legacies

A new generation of pirates entering, and the story mainly revolves around a new gen pirate crew known as the Sunny pirates, a pirate crew that descends from most notorious families and pirates in the Great pirate era. The Sunny pirates, a crew lead by the great Monkey D Aiko set sail for the Grandline, to uncover the mysteries of the Grandline and to search for treasure that was rumoured to be left by the great Monkey D Luffy after becoming the Pirate King, but little did they know they would find out more than they wanted to, and this would lead to conflicts that would cause problems in the world, problems that weren't happening for a while since Monkey D Luffy's reign.