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!
- Price:$17.99
- Release Date:11/21/2025
- Franchise:Saikey Studios
- Developer:BBQ大好き
- Publishers:
- Last Updated:12/15/2025
- Steam App Id:3111930
Fallen Priestess: My Sister's Demonic Bloodline
- Windows
- Mac
- Linux
- Steam Deck (Playable)
Steam Charts, Stats, and Live Player Count
At the moment, Fallen Priestess: My Sister's Demonic Bloodline has 11 concurrent players online and in-game. This is 99% lower than its previous all-time peak of 935 players achieved on 11/22/2025.
Review History Chart
Track historical review trends and overall ratings for Fallen Priestess: My Sister's Demonic Bloodline. It has received a total of 449 reviews on the Steam store and achieved a Player Score of 71 (Mostly Positive).
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for Fallen Priestess: My Sister's Demonic Bloodline and its growth over time. It currently has 4,348 followers on its community page.
Fallen Priestess: My Sister's Demonic Bloodline Price
Fallen Priestess: My Sister's Demonic Bloodline costs $17.99 in the Steam store as of 12/15/2025. It can be purchased as a standlone game or through a bundle like ¡Saikey's Mega Pack! which offer a discount off the game's base price.
Explore the price history chart below to track historical price changes and other pricing stats for Fallen Priestess: My Sister's Demonic Bloodline.
About Fallen Priestess: My Sister's Demonic Bloodline
Fallen Priestess: My Sister's Demonic Bloodline is a RPG, and Adventure game developed by BBQ大好き. On 11/21/2025, it was released on the Steam Store by BBQ大好き, and Saikey Studios.
Players have rated Fallen Priestess: My Sister's Demonic Bloodline as "Mostly Positive" out of 449 total reviews on the Steam Store. These are split between 339 positive reviews and 110 negative reviews — an overall 76% positive review rating.
It can be played and ran on Windows systems. At the moment, it is possible to play Fallen Priestess: My Sister's Demonic Bloodline on the Steam Deck but some functionaliy may not be fully supported.
It also supports 5 languanges in-game including Chinese (Simplified), English, Japanese, Korean, and Chinese (Traditional). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Fallen Priestess: My Sister's Demonic Bloodline supports the following features:
- Partial Controller Support
- Steam Cloud
- Steam Achievements
- Single-player
- Family Sharing
From the Steam community, Fallen Priestess: My Sister's Demonic Bloodline has been tagged with the following user tags:
- Crafting
- Fantasy
- Magic
- JRPG
- Medieval
- Visual Novel
- Pixel Graphics
- RPG
- Mature
- Combat
- Cute
- Hentai
- Nudity
- Choose Your Own Adventure
- Sexual Content
- Anime
- Turn-Based Combat
- NSFW
- Adventure
- 2D
Media & Sceenshots
Watch the featured video for Fallen Priestess: My Sister's Demonic Bloodline and see the latest screenshots from the Steam Store.
Related Bundles
Fallen Priestess: My Sister's Demonic Bloodline is included in 1 bundle in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | ¡Saikey's Mega Pack! | 34 | 34 | $347.07 | View |
Related Packages
Fallen Priestess: My Sister's Demonic Bloodline is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Fallen Priestess: My sister's demonic bloodline | $16.19 | View |
Supported Languages
Fallen Priestess: My Sister's Demonic Bloodline is available in 5 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| Chinese (Simplified) | Yes | No | Yes |
| English | Yes | No | Yes |
| Japanese | Yes | Yes | Yes |
| Korean | Yes | No | Yes |
| Chinese (Traditional) | Yes | No | Yes |
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in realtime to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Fallen Priestess: My Sister's Demonic Bloodline data has been sourced from:
- Valve Corporation. (2025, December 15). Fallen Priestess: My Sister's Demonic Bloodline on Steam. Steam Store. https://store.steampowered.com/app/3111930
- Valve Corporation. (2025, December 15). Fallen Priestess: My Sister's Demonic Bloodline. Steam Community Hub. https://steamcommunity.com/app/3111930
- BBQ大好き. (2024, November 10). Fallen Priestess: My Sister's Demonic Bloodline. Fallen Priestess: My Sister's Demonic Bloodline. https://saikeystudios.com