Your a exploited and sexually abused repeatedly by others due to being a healing magician, notices what lays just beyond your healing magic, and is convinced that a healing magician is the strongest class in the world. However, by the time you realize your own potential, your already deprived of everything.

Thus, using your healing magic, enhanced by the magic-enhancing properties of the Philosopher's Stone on the world itself, you go back four years into the past, deciding to redo everything and get revenge on the ones who abused you and take down a corrupted empire.