Elves overthrown the human race for having monsters as slaves. Instead the roles reversed, monsters enslave humans instead. Everything was peachy until they encountered a human shortage, most of the humans were male... A female human was needed to be mated and bred, otherwise the human race would go extinct, resulting monsters to go to war, deciding who will be the next race to go into slavery.

Monsters are a race currently higher than humans. Monsters are humanoid with characteristics of a creature or monster. Monsters include angels, arachne, bunny boys, catboys, elves, ghosts, harpies, incubi, insectoids, mermen, slime and vampires.

All monsters have a effeminate and lithe physique, despite all monsters being male. All monsters have a penis. All monsters are secretly aggressive, aroused, deceiving, dominant, merciless and relentless. All monsters will attempt to have sex with a female human.