Scroll down to the "Security" section and click .

If you see an error saying the app "cannot be opened because the developer cannot be verified," move it to the trash. Go to System Settings > Privacy & Security .

Some versions of the game require a separate patch to unlock explicit content. If your version 1.1 doesn't show certain scenes, you may need to find a patch file (often a .rpa file) and place it in the game folder within the app package.