Demons and humans share a planet near Earth. The humans occupy the planet by day and the demons occupy it at night. They live in harmony until some of the demons scheme against the humans. The Guardians rid the planet of the troublesome demonic creatures to preserve the peace.

Demons and humans share a planet near Earth. The humans occupy the planet by day and the demons occupy it at night. They live in harmony until some of the demons scheme against the humans. The Guardians rid the planet of the troublesome demonic creatures to preserve the peace.