++ The key to survival is immunity ++

Choose a supply item to become healthy and build a body that will not defeat parasites!

Find out the chemical reaction called eating together that occurs in the combination of supplies and find the way to survive.



++ Easy operation ++

There is no difficult action.



++ Multi ending ++

Your actions will change the ending.



++ Free until the end ++

You can play to the end without charging

// Option A // 5e7015

To Parasite Days mod from happymod.completedownload.net.
You need enable the option "Unknown Sources".
1. Click on the above link to Parasite Days mod APK.
2. Save the file in your device s folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B // 5s5x38

To Parasite Days from HappyMod APP, you can follow this:
1. Open your browser and the HappyMod APK file from happymod.completedownload.net - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android s and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Parasite Days in HappyMod App.