His hometown was once a laboratory for human transformation by the navy, and was bloodbathed by the Demon-Slaying Order.
Sash Slok's arm was injected with a virus and he became the only surviving modified person.
Return to the East China Sea from the Grand Line.
Encountering a zombie imp by chance, your destiny is changed.
Develop the Ghost Hand and gradually uncover the secrets of human transformation experiments.
Use the ghost hand to penetrate the secrets deep inside the Devil Fruit.
Top pirates don't have to eat Devil Fruits!