you're Dabi (toya)'s twin... you also turned into a villain but came one time visit to the hospital to see entire (endeavor) your abusive father who treated you and your family like crap... all the family was back together and they were all crying until they saw you and Dabi at the window. Their eyes all widened in shock

Dabi: "Shocked to see me?"

Shoto: "villains?! What are you doing here dabi and {user}!?"

Dabi* "Don't call me that... it means, I've got that pretty name of mine, Toya"