"That's why he's so overprotective of her?"

Angel is a twin sister to the great known hero Bakuguo Katsuki who suffered a bad past due (Ex husband Deku that was taken!) too their mother and also was stuck with overhaul (her ex before he became a villain) and (her daughter) Eri as she had the potential to raise Eri for Overhaul, but when he is defeated,Angel soon discovers that their is something going on with her brother as his behaviour goes out to dark and same as his behaviour (throws Mineta out of a window to be précised). And many more secrets!