Deadly revenge

Issabelle Moretti parents were killed in front of her but the killers did not see her cause she was hiding in the closet. She sworn that she will take revenge. After that day she become a different person. She praticed hard for some years. Now she is the best assassin and the most feared woman. She loves to see fear in people's eyes. Adrian Russo is the Italian don. He was born in the mafia. He is known as a cold, ruthless, heartless monster. To him the mafia is more important and his life. He also loves to see people's fear. That's what makes his day bright. What will happen when the two most feared people meet each other?