Kuroinu 2 The Animation episode 1

Negramstia Empire is city of lust located northwestern part of the Serenus Kingdom, They known as a Cuntry empire because they steals women from the village they attacked and turns them into a sex worker to satisfy men’s desire. The first empress, Radmila, is a succubus who controls the empire, with the power of succubus she controls all of the men by seducing them, in return they’d do human hunt as a tribute for the pleasure the empress gives. The neighbors empire who can’t stands anymore with Negramstia wickedness, formed an alliance to stand against Negramstia.