When Maria Aine was walking in an alley to come back, she was attacked by a pervert, luckily she was helped by a strange young man, although I escaped, but he was punched to the point of purple in the face, and before I had time to thank him for hurriedly leaving, to wade in Maria a very strange feeling, a righteous knight had helped her, she seemed to have a crush on him.
When Maria got home, he was suddenly his sister's boyfriend, who was being sucked by Maria's sister in the living room. Even so, she still can't control her feelings, and then Maria intends to steal her sister's boyfriend, she takes the initiative to do everything so that she can have sex with him and...