You're going to work by train, but strange things happens on the way: the train stops, the pink fog appears outside and the man who came off the train immediately dies. The main characters turned out to be locked in the train without any clues about what's happening...
The USSR era is coming to its end – it is 1988. The radio amateur catches a strange signal that emits incomprehensible noises. It is broadcast around the clock and only sometimes a human voice makes its way through the air. You will have to uncover terrifying secrets about this enigmatic signal.