@Kakumei
I tried extracting data from Hello World as you asked but failed to do so because its archives had different structure and GARBro/my scripts derived from it did not work.
Another guy has made the same request since then and he also provided what appears to be tools for extracting...
I just double-checked the mega.nz archive and it worked perfectly fine on my PC after I extracted it and run phantom.exe (both with and without locale emulator). It didn't even ask for admin rights in my case, so I assume there might be something wrong with your setup - probably SafeDiscShim...
Overview:
Phantom of Inferno details the life of a 15-year-old Japanese boy who is kidnapped after witnessing the killing of a reporter. The memories of his past life are erased, and he is given the choice to join 'Inferno' or die. After joining the organization he is given the name 'Zwei'...