Promoting world peace, the wise man Wertz and his friends finally defeated the Demon King!--At the expense of the hero, the guardian knight, and the saint.With the death of the Demon King, peace will finally come to the world...that was supposed to be the case. However, two years later, the remnants of the Demon King's army continue to go berserk, and even more wars break out between countries. In fact, the security situation was steadily deteriorating.Wertz is criticized by the king and nobles for this tragedy, and is forced to solve the problem and is exiled from the royal capital.After much conflict, Wertz decides to revive the heroes...!? A full-fledged fantasy begins in which a wise man, who once lost everything, aims for true peace again with his friends!!