How to Enable +18 Content
1- Download the patch data from https://drive.google.com/file/d/1r4sGOq45Dmob0pKXpd-EQcLA5BGccVQC/view (official patch download link)
2- Extract the folder to your desktop.
3- Copy all the patch files from the desktop to the path: \SteamLibrary\steamapps\common\PaPaPub\PapaPub_Data\StreamingAssets\AB\sprite and hit replace.
4- Restart the game to apply the changes.