This kind of "unethical" relationship......cannot be allowed
Don''t you think it feels good to get a taste of an under-the-table relationship...
A message just came in from a secret lover, and you can feel something pounding in your chest. Yes... It's now or never, so go for it!

Gameplay:
1. Enter your name and gender.
2. When you recieve a message from different guys / gals, be sure to reply them quickly!
3. Get more and more intimate with each other...

Recommanded for:
- Those who wanted an under-the-table relationship
- Those who can't find satisfactions in ususal dating sims
- Those who can't resist the alluring scent of the "forbidden"
- Those who have complains about their real-life partners
- Those who like to play petty tricks
- Those who loves delusions

The game is now available in Japanese, English, Traditional Chinese and Simplified Chinese, it can be changed in the in-game settings.

// Option A //

To download 秘密の関係 mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download 秘密の関係 mod APK.
2. Save the file in your device Downloads 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 //

To download 秘密の関係 from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - 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 downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search 秘密の関係 in HappyMod App.