The game is based on the original ideas, which you now know. The main character of the game suffers from a strange disease, he becomes invisible. To become visible again, he must collect black balls, but the effect lasts only a few seconds, for which you need to get out of the room or get to the next black ball. Being invisible, they are very difficult to manage, which can lead to trouble. On the way unfortunate man will constantly appear obstacles. Cost fear spikes, traps and other dangerous machinery.