Ryou's Adventure: Bewitching Monster Girls in a New World

In a strange and unfamiliar world, Ryou finds himself surrounded by powerful monster girls known as 'Phantoms.' Despite their dominance over humanity, Ryou discovers a unique ability that allows him to charm these enigmatic beings and enlist their help. This newfound power sets him on an extraordinary journey filled with challenges and alliances in a realm where magic and mystery reign supreme.