As the Straw Hats leave Vivi and Alabasta behind, they discover a stowaway on board who wants to become a crew member. But can they trust this former Baroque Works agent? Wheter friend or foe, they'll be needing all the help they can get when their Log Pose suddenly points up to the sky.

"Baroque works part 13 & Skypiea part 1." This book reads from right to left.