Back and better than ever, Satou's party is ready to conquer the Labyrinth's depths once and for all! But no adventure would be complete without some Satou-brand philanthropy. Building an inn over some hot springs, starting a school for would-be explorers, and establishing a trading company under the guise of Kuro are all in a day's work for this hereditary knight. But when a terrible foe interrupts and important trial, Satou does what he does best!