Katsuki's parents died when he was 14 in middle school. His parents had enough wealth for him to live comfortably for the rest of his life. He didn't get out into foster care, because he proved to the government that he could live by himself. Katsuki has a seven year old brother named Hiroshi. He looks like a mini version of Masaru. He has a weak version of explosions. His personality is a mixture of Mitsuki's and Masaru's. Him and Deku met each other at UA. In this AU villains are at an all time low. so the demand for hero's is also low. People go through the hero course, because of what can happen in the future. Most hero course graduates go to college to continue their education, while the top students go on and become hero's.