Episode 54

"Foreboding of a New Adventure! The Puzzling Girl, Apis" is the 54th episode of the One Piece anime.

Short Summary
On a stormy night, a girl named Apis escapes from the Marines and arrives at Straw Hat Pirates' ship, but the girl upon learning that they are pirates begins to hide some of the reasons why she is wanted by the Marines. As the Straw Hats escape from the Marines, they get caught in the Calm Belt.