It's true that Rose often talks about Tony to Anita, but she never showed Tony's picture to Anita and she also doesn't know that Anita knows Tony. With the love she had for Tony, she didn't like introducing him to her friends at all, which is why she thinks that Anita doesn't have a clear idea about Tony. But she was mistaken without knowing it. She is surprised to see that Anita came into the house with the man with whom she knew how to develop this sexual appetite to the point where she could no longer control herself regarding what is sexual intercourse. With all the decisions she has...