There was nothing I could do. Somehow Grace had figured it out all by herself, although it wasn't  like I was hiding my crush very well. Sitting there with her thumb between my lips it was impossible not to feel my desires to submit to her deepen. She took her thumb back and her grin disappeared. ''Portia, I asked you a question. Don't you think you'd better answer me? Hmm?'' Grace's voice broke my thoughts, she was comma...