A bedridden girl gets the chance to become her favorite superheroine, and gets dropped into a conflict that's a thousand years old.

Cities guarded by vigilantes running a muck, and only the villains bother to do anything about it. [Displaced]

Balance is essential to the world's order. Without Darkness, Light can never shine to the occasion. However, even if your heart is filled with Light, blind faith can turn that which is pure into something ugly. Twilight Velvet is about to learn that.