Roger gave the fish spirit a name and was also the guide who brought the fish spirit into the new world. The fish spirit respected and was grateful to Roger.
But when it met Whitebeard, the man said to it: "We are all children of the sea, so do you want to be my child?" At that moment, Yuling's lonely soul was redeemed. For the first time, it had a family-like existence. All the members of the Whitebeard Pirates were existences that Yuling was willing to exchange for with his life.