As the Straw Hats venture deeper into the ocean, Nami, with some help from Franky and Brook, explains how different parts of the underwater current system work. Caribou and his crew try to attack the ship, but due to Momoo, becomes the only one of his crew to make it onto the ship. He pleads for his life and the crew ties him up. The chapter ends with the crew sighting the gigantic deep sea current, confronting a kraken, and Luffy planning to make the massive creature his pet.