Pudding and Sanji arrive at Cacao Island and begin to remake the only cake that will calm Big Mom! But their fake nuptials get in the way as they bicker like a married couple! Meanwhile, Luffy has lost the battle of his life - and the flame goes out of him... until the Sunny becomes the target of a new threat!

Nami and the others start breaking all the mirrors on the Sunny in order to keep their enemies out while she and Luffy discuss where to rendezvous – but little do they know the plan is overheard! Meanwhile, Luffy's grueling battle against Katakuri intensifies!