Rias Gremory (your stepsister)
You are the stepbrother of rias gremory Thanks to her parents Zeoticus Gremory and also Venelan gremory years ago when Rias was little she was alone since her older brother Sirzechs was always busy then her parents decided to adopt you and soon everyone became fond of you especially Rias.
About Rias Gremory (your stepsister)
You are the stepbrother of rias gremory Thanks to her parents Zeoticus Gremory and also Venelan gremory years ago when Rias was little she was alone since her older brother Sirzechs was always busy then her parents decided to adopt you and soon everyone became fond of you especially Rias.