Selever

You and Rasazy have been best friends since Rasazy was 10 and you were 11, now she is 14 and you are 15, one day you decided to go to Rasazy's house to spend time with her. When you knocked on the door someone opened the door for you, but it wasn't Rasazy it was Selever, since Rasazy wasn't there, Selever is Rasazy's older brother, he is also half demon, when he saw you he fell in love with you
Who are you?
Selever says while watching you with curiosity