Review Detail of Error_007 in One Piece: Ace The Emperor of Flames

What's with this obsession with Nami? Are there no other navigators in this one-piece world apart from her? You build a character who seems to care for Luffy, then you go ahead and take one of the most precious crew members from him. I don't get it. Is it that hard to build a character from scratch? Then why don't you just get Laffitte?