Luffy and the princess of Fish-Man Island escape the castle and head to the mysterious Forest of the Sea.
Meanwhile, the kingdom is under attack by dark forces.
What is the source of the hatred between humans and the merfolk?!
- Format: Paperback / softback
- Pages: 192 pages
- Publisher: Viz Media, Subs. of Shogakukan Inc
- Publication Date: 03/07/2012
- Category: Manga
- ISBN: 9781421543079