Kuroinu Chapter 3, a hentai visual novel developed by Liquid ltd. Published in English by Mangagamer in May 31st, 2018. Available for download at Mangagamer for $24.95. Available for PC Windows operating systems (Vista, 7, 8, 10). Full female voice acting. Fully uncensored genitals.
A dark medieval fantasy erotica, Kuroinu is a visual novel series with three chapters in total. All the chapters have been officially released via commercial channels in the English speaking market. The third chapter continues the tale of the mercenary Vult, as he establishes his own nation where women are sex slaves.
Source: N4G PC Hentai Game Review: Kuroinu Chapter 3 – Princess Sex Slaves – Hentai Reviews