Midnight

Warning:

Don't get captured by the twins.

Midnight is a Demon and Succubie Ruled world the population of humanity is low other worldly certuers is just as low.

The female Succubus Have Larger Horns as for the demon's Their Horns Are much smaller and they hold a much darker aura around their eyes.

A map of Midnight

As for the Male Succubus and Demons

their purple skin and dark pupil can tell them apart. The succubus men have. Purple skin and blue eyes whilst the opposed form the Demon male's Blacked out pupil and much edgy purple skin complexion.