Similar games

peniban quest sacrifice to domina warning futas

http://www.dlsite.com/ecchi-eng/work/=/product_id/RE150370.html

another story of fallen maidens http://www.dlsite.com/ecchi-eng/work/=/product_id/RE180894.html seduction quest https://web.archive.org/web/20170717080008/https://sites.google.com/site/hentaigamemaker/seduction-quest/download

and violated hero series

http://www.dlsite.com/ecchi-eng/work/=/product_id/RE087643.html

devil boy quest seems inspired by mgq https://rpgmaker.net/games/10194/ maybe bootleg hard to tell