Kane, a humble but brilliant young blacksmith, travels to the kingdom of Arandil to fulfill his father's dying wish: marrying Princess Grace. Instead, he is mocked as a commoner and rejected by the court. But when a massive beastman army lays siege to the kingdom, Kane steps onto the battlefield, revealing an unmatched, god-like swordsmanship. Unveiled as the fated Sword Master, he must rescue the princess and execute his father's killer.