Chapter I: Nami Awakens

Nami accidently eats the Futa Futa no Mi and her pussy is replaced with a new she-cock! The cat burglar turns to Robin for help with her new lustful urges but things don't go as planned when Robin decides to take advantage of Nami's new body. Can Nami master her devil fruit power to become the most infamous female pirate in the Grand Line, or is she fated to be a futanari sex slave?