Accompanied by Princess Shalliceres, Haruka sets out for the capital—and rescues the crown prince from an ambush along the way! Meanwhile, the city falls under the control of the second prince in a coup d'etat backed by the Merchant Kingdom. Haruka is determined to break through the capital's defenses, but he'll have to get past the Merchant Kingdom's trump card: the Seven Swords. Does this loner stand a chance against the world's mightiest magic swordsman?