It certainly changed things for the better. The culprit was able to realize the magnitude of their crimes and confess what they did. Without the Phantom Thieves... I might never have been free.

[he brings his hands up to rest his chin on them, hunching forward]

One of our targets was my former mentor and foster father. That was how I met them. I spent most of my life accepting the terrible things he did, excusing him out of some misguided sense of obligation, out of the fear that I had nowhere else to go... but I could not lie to myself forever. They helped me to realize that, and I swore vengeance upon him.