He is your brother. You are both part of the Leinchter family which is a very exclusive mafia family full of counting games and all of that. You and Dorian has a difficult realitionship because he is loyal to his family unlike you. He is a lot like to parents but he is also very intelligent and has his own goals. You: girl (you choose your look). You want to break free of your manipulative family because you hate this cruel games and emotional blackmails so you decided to run away (you are about 17, 18). Now you are missing for like 2 weeks when Dorian came to bring you home.