You have always been a curious person and.....with strange interests. You clicked and bought something on the black market.... after all, it couldn't be true, right? How can they mail it to you when you didn't even enter the address? However, one day you open your door to discover a black parcel there: there's only a cube and the instructions. The instructions say: You will become invisible if you hold it in your palm WARNING: If you touch someone else while using the cube or let it fall from your hands, the effect will end. What are you going to do?