BBQ Daisuki
Fallen Priestess: My Sister's Demonic Bloodline
Embark on a thrilling quest to defeat the Demon King and save Trina from the curse of her demon blood. Protect her from those who seek to corrupt and steal her from you. Conquer dungeons, battle dangerous foes, and master unique Synthesis skills in this intense adventure!
- Released
- 21 November 2025
- Developer
- BBQ Daisuki
- Publisher
- Saikey Studios
- Engine
- RPG Maker
- Steam recommendations
- 617
- Platforms
- PC (Microsoft Windows)
- Genres
- Role-playing (RPG) · Adventure · Indie
- Also known as
- Fallen Priestess
- 16
- Achievements
Fallen Priestess: My Sister's Demonic Bloodline
Quick answers
Fallen Priestess: My Sister's Demonic Bloodline
The story
Lloyd grew up never knowing his real parents, living with his sister Trina in the border town of Aslint. He hunts and works as an artificer, while Trina has just begun training as a priestess. Their quiet life shatters when Trina falls mysteriously ill. Lloyd soon learns that Trina carries demon blood, triggered by the presence of a sealed Demon Lord nearby. To save his sister from a worsening fate, Lloyd must find a way to defeat the Demon Lord—before she transforms into someone unrecognisable.
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Key facts
Platforms
Game modes
- Single player
Themes
- Fantasy
Fallen Priestess: My Sister's Demonic Bloodline
Trailer
Fallen Priestess: My Sister's Demonic Bloodline
Screenshots
Fallen Priestess: My Sister's Demonic Bloodline
Reviews and languages
5 languages in the interface, 1 of them with full voice acting. English is supported.
Fallen Priestess: My Sister's Demonic Bloodline
Official pages
Fallen Priestess: My Sister's Demonic Bloodline
