For Mac user this is how you put the Save file
Note : First Save the file from the Milf City first so the Milf City Save folder is created
Step 1. Down the application called as Hideswitch
You must be registered to see the links
Step 2. Drag into the application folder
Step 3. Open the Hideswitch
Step 4. Click on "Show Invisibles" in the HideSwitch Application
Step 5. go Apple Finder >> Go >> Computer >> MacHD >> Users >> Your USERNAME >>Library >> Application Support >>RenPy Folder >> Milf City Folder >> Copy and paste the save Files
Step 6. Click on Hide Switch >> Hide Invisibles
Enjoy