As the planet neared its third World War, people with superpowers emerged from across the globe to preserve peace. They became the symbols of their respective nations, working to reduce crime and bring evildoers to justice. Teenage heroine Teru "Shy" Momijiyama serves as Japan's representative in the world of heroes. When a mysterious threat known as Amalareiks appears, Shy must cooperate with her fellow heroes to stop them at all costs.