According to the legend there was an underpass under one of the temples which led to the treasures. But once, during the earth-moving work the walls of the monastery were broken and it was decided to block the pass with rocks and fill it with concrete. Caves passes were left unexplored.
As the legend says there was one more entrance to the caves from the underground almshouse housing. Even nowadays this place isn't calm and it does not dispose to walking. But I'm planning to satisfy my interest and check out the legend of treasures...

// Option A //

To download Hills Legend mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Hills Legend 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 Hills Legend 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 Hills Legend in HappyMod App.