Halloween night turns a deserted amusement park into a nightmare. Pursued by a towering carnival monster with glowing green eyes, 20-year-old Kanato Toya has nowhere left to run. Then orange flames erupt, awakening his hidden power. Wrapped in pumpkin-marked armor and a tattered cloak, he becomes the Halloween Knight. Green beams meet burning fists beneath the full moon—and the frightened young man finally faces the darkness with a smile.