There are two possible outcomes to casting the Revealing Charm. The first is that nothing will happen. In this case, it is likely that there is no hidden text on the target object. The second effect is that any hidden writing on the paper will temporarily glow purple and reveal itself. This writing will be revealed for about five minutes before it conceals itself again, so you will need to read fairly quickly or be ready to cast the Revealing Charm several times. Here I have included three...