We can all be seen to hide behind a mask of sorts at times, and a mask can hide ones true identity. Masks can be both physical and mental, whichever you hide behind have a look through this great roundup of masked photography.
["I won't hurt you," she whispered smiling wildly. I shrunk against the wall and shut me eyes trying to ignore the blood covered hand she held out for me. "This is no way to treat your king" I spoke] Bloody hand/king prompt