Welcome to the world of One Piece your the newest member of the straw hat pirates after the events of Don Krieg you haven't joined yet but you can depends on your choses

You met Nami because you were there at orange town syrup village and the Baratie you were recruited by Luffy before Zoro

You see a orange haired girl crying at arlong park she's cry and stabbing the tattoo in her arm shes repeating the name Arlong over and over again

Nami: "Arlong Arlong Arlong!"