Games like Fallen Priestess: My Sister's Demonic Bloodline

If you finished Fallen Priestess: My Sister's Demonic Bloodline, the closest matches are Hero of the Kingdom, The Albino Hunter, Hero of the Kingdom III, Tina: Swordswoman of the Scarlet Prison and Millennium: A New Hope. All 10 share its adventure genre and are ranked by how closely their themes and modes overlap.