Pirate: My brother is Luffy

([Navy] + [Devil Fruit] + [System] + [Moderate Rhythm] + [Cruel Character] + [Pirate] + [Change the World Structure], Chapter 52's combat power takes off, the function of the system is weakened, and the main plot adds fighting.)
Lu Ming travels to the world of One Piece, and he is surprised to find that he is actually Lu Fei's cousin. He has an uncle named Dorag and a grandfather named Garp.
Lu Ming, who thought he was going to take off, found that his talent was extremely poor. Garp almost sent him away with a punch. His talent was completely different from that of Luffy.
After spending a miserable childhood in Windmill Village, Garp sent them to the dangerous Mount Golpo because of Luffy's escape. When he was about to accept his fate, everything changed...
The system is on!
Lucky Draw for Novices, Devil Fruit: Phantom Beast - Three-legged Golden Crow!
Save up to [-], draw it, immortal body!
……
Many years later, there was such a legend circulating in the sea. In the past, there were two suns in the world!