It’s the first day at Pirate School for Ziggy, Smudge, Carkella, and Flo — and classes like plank-walking and sword fighting are just the beginning. Their headteacher, the fearsome Patagonia Clasterbotton, rules with an iron hook. But when a storm hits and she’s swept overboard, it’s up to the kids to save her — and find out she’s not so scary after all.