For decades, the Demon King has ruled the land from the Three-Horned Castle. Tonight, his reign ends. Six mighty heroes have gathered, each bearing a blood oath to slay the fiendish overlord. While the Demon King engages in a great debauch to celebrate the 80th year of his reign, the heroes must slip through a secret passage into the dungeons beneath the castle, defeat the king's bodyguards, and send the diabolic monarch to his grave. Experience the action fantasy of Iron Heroes.