Just restore what was 'lost'. Many thanks to the ORIGINAL authors (ffgriever, and contributed by dlanor) of these patches.
Just a little help for anyone who is new to these stuffs.
1. Get a clean image of your owned original copy of the game.
2. Identify your original game version. Download and apply the ppf patch with ppf-o-matic accordingly.
3. Transfer the image to your HDD with hdl_dumb, hdl_dump or any other compatible programmes.
4. Enjoy the game.