The key to open the seastone handcuff on Robin is owned by 5 members of CP9. Thus, each Straw Hat Pirate and Franky engages themselves into battle against CP9. Meanwhile, Spandam and Lucci takes Robin to Gates of Justice through a secret passage.
Sanji encounters Kalifa, and because of his vow to rather die than kick a woman, he is defeated easily. Seeing Sanji being defeated and in a horrible condition, Nami decides to take over and fights against Kalifa.
Chopper struggles against Kumadori, and he has reached his limit in using Rumble Balls. But it is impossible for him to win without the power given by his Rumble Ball. So Chopper decides to use Rumble Balls once more and goes totally berserk.