(A psychological drama) Rainbow Dash and Pinkie Pie have done it, they pranked Fluttershy. They went too far and caused a horrible accident to occur, leaving Fluttershy with a head injury. Now she's seeing an odd shadow that nopony else can see. The shadow pony wants to help Fluttershy get revenge, by pranking them back. But Fluttershy will quickly learn that the shadow wants more than to just "prank." And what happens when Fluttershy begins to realize that the shadowy figure is not as she seems?