When Robin Waybright becomes the Merchant Hero, he gains dominion over Pangeal's most precious commodities—skills, memories, and the very essence of human experience. Each transaction reshapes power dynamics, turning commerce itself into the ultimate weapon. Yet opportunity and crisis converge as Archfrost descends into chaos and dark Demon Ancestors rise from shadow. Across the fractured realm, twenty-one Heroes have been summoned, each bearing unique Classes and conflicting agendas. Not every ally proves trustworthy. To save his homeland and navigate a web of intrigue, Robin must wield cunning strategy and commercial acumen alongside steel and sorcery, proving that in the right hands, the marketplace can topple kingdoms and reshape destiny itself.