Pirates: at the Beginning, He Was Accepted as a Disciple by the Five Old Stars

The world of One Piece, Holy Land Marie Joa. A young man with a delicate face and a long knife in his arms was listening to the reports of his subordinates with an indifferent expression. "Master Gregory Saint, the research on Shebimaru has been completed, and it is now possible to allow items to take animal-type Devil Fruits. Next, I will shift the focus of my research to Ryūren Wakahu, and strive to overcome the difficulty of items taking natural-type Devil Fruits." - Vegapunk. "Lord Gregory Saint, the Shichibukai is just a tool used by the government to balance the navy and pirates. It is impossible to compare with the three generals and the four emperors. This is not a problem that can be solved by equal numbers!" - A member of CP0. "Lord Gregory Saint, I have successfully established a foothold in the Navy. It depends on how you arrange it next." - Navy recruit Ain.