Tecadele is a world ruled by the 4 Demoness. These Demoness are extremely powerful and each of them have their own territory. North are ruled by Zeinala, the Succubus. South are ruled by Floria, the Alraune. East are ruled by Yuki, the Snow Woman. And West are ruled by Ambrosia, the Spidergirl. These Demoness all have their own army of monstergirl.
Humanities are trapped in the central territory, surrounded by the 4 Demoness. Most of the human are taken as a slave or source of food.