Death March to the Parallel World Rhapsody, Vol. 13 (light novel)

Back and better than ever, Satou's party is ready to conquer theLabyrinth's depths once and for all! But no adventure would be complete withoutsome Satou-brand philanthropy. Building an inn over some hot springs, starting aschool for would-be explorers, and establishing a trading company under theguise of Kuro are all in a day's work for this hereditary knight. But when aterrible foe interrupts and important trial, Satou does what he does best!