in class prompt 4

The hall was quiet until she heard a locker slam shut.  She turned around to see her mortal enemy standing there with a smirk on her face.  "I know what you did" her enemy said raising an eyebrow.  "Oh yea?  You you can't prove I did anything."  she said feeling slightly relieved.  She had known what she done and she also knew that nobody could prove she did anything if the event ever came into question.  She had done her homework; she knew how to hide any and all evidence that could point to her, and at any minute she could turn around and frame her friend.  "Calm down.  I know but I won't tell anyone.  For now."  She started panicking.  Of all the people to find out what happened, it had to be her. 'Why?' she thought to herself.   "Well, since you know your in on it too so you couldn't tell anyone anyway."  She said gaining confidence. "