Set inside a research facility calle N.E.R.D., a secret experiment is conducted as shape-shifting parasites grant their hosts extraordinary new powers. As female volunteers undergo controlled infection, you’ll observe and influence how they survive, adapt, and break under extreme conditions.
About this game
- Genre
- Adult Life Sim
- Developer
- SupremeAI
- Release date
- April 2025
- Updated
- September 2026 (version 0.6.6)
- Status
- Ongoing
- Other games
- SexMachine
- Game Engine
- Twine (play in your browser)
Updated on September 12th 2026, what's new in version 0.6.6?
Version 0.6.6 introduces three subscriber-selected models: Candee, Kendra and Kali. Each girl includes 42 adult scenes and new dialogues, alongside several code and text fixes.
Version 0.6.5
- 👩 Added 3 new girls (Appearances) requested by subscribers. The models were selected by the subscribers.
- Kimmy: New model. 42 adult scenes. New dialogues.
- Liya: New model. 42 adult scenes. New dialogues.
- Maddie: New model. 42 adult scenes. New dialogues.
- ⚖️ Quests, rewards, and character progression have been rebalanced.
- 🔧 Fixed some code and text errors.
*Version 0.6.4:*
* Added 3 new girls (Appearances) requested by subscribers. The models were selected by the subscribers. 👩
* Casey: New model. 42 adult scenes. New dialogues.
* Lex: New model. 42 adult scenes. New dialogues.
* Molly: New model. 42 adult scenes. New dialogues.
* Fixed some code and text errors. 🔧
Version 0.6.3
- New Take Enhancers room with experimental pills to improve character attributes
- Added 4 new volunteer girls: Angie, Emily, Avery, and Hazel
- New parasite infection scenes for all four volunteers
- Mining Complex temporarily unlocked for all players
- Continued content and improvements planned for the Mining Complex
📢 Version 0.6.2:
- Added 2 new girls (Appearances) requested by subscribers. The models were selected by the subscribers.
- Bria: New model. 42 adult scenes. New dialogues.
- Amber: New model. 42 adult scenes. New dialogues.
- Increased the total number of daily tasks in the Mining Complex to 120.
- Mining Complex: Added 20 new quests for the girls.
- Reworked the dialogue integration and display system.
- Fixed various code and text issues.
📢 Version 0.6.1
- Added 3 new volunteer girls:
- Piper - 5 parasite infection erotic scenes.
- Josie - 5 parasite infection erotic scenes.
- Beth - 5 parasite infection erotic scenes. ❤️
- Completed the new Mining Complex location. ⛏️
- Added 20 monster quests.
- Added 20 singing statue quests.
- Added 60 new illustrations for the singing statue quests.
- Added 20 new illustrations for the monster quests.
- Added Mutagen and Super Mutagen.
- Rebalanced quests, rewards, and character progression for a smoother experience.
- Fixed various code and text issues. 🛠️
📢 Parasitorium v0.6.0 Update
An important update has arrived for Parasitorium! This release introduces a demo of the brand new Mining Complex location, along with new volunteers, quests, artwork, gameplay mechanics, balancing improvements, and bug fixes. ⛏️
🔹 New Volunteers
* Added 3 new girls (Volunteers)
* Keira - 5 parasite infection scenes
* Reese - 5 parasite infection scenes
* Lois - 5 parasite infection scenes
🔹 New Location
* Added the new "Mining Complex" (demo)
🔹 Mining Complex Content
* 20 item-based quests
* 20 Golden Gods quests
* 20 parasitic mutation quests
* 60 illustrations for item-based quests
* 32 illustrations for Golden Gods quests
🔹 New Features
* Added a new item quest gameplay mechanic
* Added a multi-passage prologue system
🔹 Balance & Improvements
* Rebalanced quests, rewards, and character progression
* Fixed various code and text errors
Have fun exploring the Mining Complex and meeting its new volunteers! 🐛
📢 Version 0.5.13
✨ New Subscriber Requested Girls
- Added 3 new girls selected by subscribers
- Skye
- New model
- 42 adult scenes
- New dialogues
- Leah
- New model
- 42 adult scenes
- New dialogues
- Heidi
- New model
- 42 adult scenes
- New dialogues
🏗️ Upcoming Content Preparation
- Updated game code in preparation for the new "Mining Complex" location
- The Mining Complex will be added in the next update
🛠️ Fixes
- Fixed various code errors
- Fixed text and dialogue errors
**v0.5.12**
* Added 4 new girls requested by subscribers 👥
* Models selected by the community
* **Joy**
* New model
* 42 scenes
* New dialogues
* **Kay**
* New model
* 42 scenes
* New dialogues
* **Ivy**
* New model
* 42 scenes
* New dialogues
* **Sue**
* New model
* 42 scenes
* New dialogues
* Media optimization 📦
* All files compressed to smaller size with minimal quality loss
* Fixes 🛠️
* Various code and text errors resolved
v0.5.11
Added 4 new girls (appearances) 👩
Jenna - New model, 45 adult scenes, new dialogues
Kylie - New model, 46 adult scenes, new dialogues
Sumire - New model, 44 adult scenes, new dialogues
Lulu - New model, 45 adult scenes, new dialogues
Videos are now compressed using an improved system for smaller file sizes 🎬
Fixed various code and text errors 🛠️
v0.5.10
- Added 6 new girls (Volunteers) 💖
- Orbital Station - 20 new monster quests 👾
New Volunteers:
- Nicole - 5 parasite infection erotic scenes
- Alexis - 5 parasite infection erotic scenes
- Kelly - 5 parasite infection erotic scenes
- Lilian - 5 parasite infection erotic scenes
- Lucia - 5 parasite infection erotic scenes
- Abella - 5 parasite infection erotic scenes
- New choices added to existing paths
- Added new scenes
- Offline saves available again 💾
- Fixed code and text errors
- Fixed minor logic issues
- Improved UI layout ✨
Version 0.5.9
Added
- Added 2 new girls (Appearances): Gia, Petra
- Added 2 new TS girls (Appearances): Chloe, Esme
- Added 24 new adult episodes 🔥
- Added over 170 adult scenes
- Added new dialogues 💬
Fixed
- Fixed some code and text errors 🛠️
Version 0.5.8
🧊 Polar Outpost
- Added 20 new item-based quests
- Added 20 new marauder quests
- Added 7 new monster quests
- Re-illustrated item-based quests (+20)
- Re-illustrated marauder quests (+20)
- Re-illustrated monster quests (+7)
- All quests updated to be more atmospheric, dramatic, and frightening 😱
👩 Characters and Content
- Tess has returned to the game
- Reworked adult scenes with Tess, Sara, and Jess 🔥
- Added 2 new girls (appearances) - June, Tori
- Added 12 new adult episodes
- Added over 85 adult scenes
- Added new dialogues 💬
🛠 Fixes
- Fixed various code and text errors
Version 0.5.7 ❄️
- Completed the **Polar Outpost** location 🧊
- Added **20 new monster quests** 👹
- Added **20 new quests** for infected survivors from **Aurora-6 Outpost** 🧟♂️
- Added a new girl (appearance): **Mira** 💫
- Added **45 adult scenes** for Mira 🔥
- Added **45 new quest images** 🖼️
- Added new dialogues 💬
- Fixed various code and text errors 🛠️
- Code optimizations and performance improvements ⚙️
Version 0.5.5
🗺️ New Location
- Added a brand new area: "Polar Outpost"
📜 Quests & Progression
- Added 60 linear quests for the Polar Outpost
- Rebalanced quests, rewards, and character progression
👥 New Characters
- Added 3 new girls (appearances):
- Gwen
- Ava
- Aki
🔥 Adult Content
- Added 18 new adult episodes
- Added 130+ new adult scenes
- Added new dialogues and interactions
🛠️ Items & Equipment
- Added new items:
- Soldering Iron
- Screwdriver
- Ice Axe
- Flare
- Chemical Neutralizer
- Chemical Analyzer
- Air Filter
🛠️ Fixes & Improvements
- Fixed various code and text issues
Version 0.5.1
Secret Laboratory: Added 20 new monster quests.
Secret Laboratory: Monster quest texts have become more atmospheric.
Secret Laboratory: Quest rewards have been rebalanced.
Added 2 new TS girls (appearances): Lia and Alma.
Added 95 new adult scenes for Lia and Alma.
Added new dialogues.
Improved optimization for mobile devices.
Version 0.5.0
Completed the "Orbital Station" location.
Added 20 new monster quests.
Added 20 new rescue team quests.
Added 2 new girls (Volunteers): Fay, Thea.
Added 10 adult scenes for the new volunteer girls.
Added 2 new TS girls (Appearances): Mia, Cleo.
Added 90 adult scenes for Mia and Cleo.
Added new dialogues.
Fixed some code and text errors.
Code has been optimized.
Version 0.4.5
Added 6 new girls (Volunteers): Ella, Emma, Jade, Gaby, Elsa, Hana.
Added 50 adult scenes for the new volunteer girls.
Added 2 new girls (Appearances): Yara, Uma.
Added 94 adult scenes for Yara and Uma.
Added new dialogues.
Fixed a critical issue with displaying the Laser Crossbow.
Fixed several minor code and text errors.
Improved game optimization for mobile devices.
Version 0.4.0
Added a new location: "Orbital Station".
Added 60 linear quests for the "Orbital Station" location.
Added new girls: Asian (Ruby and Sara) and MILFs (Pearl and Tess).
Added 24 new video episodes.
Added over 192 video scenes.
Added new dialogues.
Added new items (Mutagen, Super Mutagen, Rad Blocker, Rad Meter, Radiation Trap, Power Splitter, Grounder, Shock Field, Coolant Injector, Cryo Foam, Bio Disruptor, Pathogen Scanner, LockCard, UnlockCard).
Rebalanced quests, rewards, and character progression.
Fixed some code and text errors.
Version 0.3.0
Added a new location: "Abandoned Airport".
Added 100 linear quests for the "Abandoned Airport" location.
Added new quest types (Mutated Survivors, Sphere Riddles).
Added new rewards (full healing, reduced thirst and hunger).
Added new items and rebalanced rewards.
Fixed some code and text errors.
Version 0.2.0
Added a new location: "Robotics Factory".
Added 100 linear quests for the "Robotics Factory" location.
Added new quest types (RoboCult, Strange Pyramids, Shelter Assault).
Daily tasks have become more difficult (task descriptions are now longer, and identifying correct solutions is harder).
Added new items (Insect Spray, Laser Whip, Laser Crossbow).
Quests, rewards, and character progression have been rebalanced.
Fixed errors in the names of girls in the "Credits" section.
Fixed some code and text errors.
Version 0.1.0
Release of the Base Version of the Game.
12 girls added (Anna, Bella, Cara, Dina, Jess, Lana, Maya, Lily, Nina, Lucy, Nora, Paige).
First location added (Secret Laboratory).
100 quests added for 100 in-game days.
48 porn episodes (events) added.
449 porn scenes added.
