The future has finally arrived, and it can be called bright. Spaceships roam near space, science is developing by leaps and bounds. Civilization, which in the past has experienced a number of devastating blows from nature and nuclear war, is experiencing an unprecedented rise. Another breakthrough is about to happen, which will open the way to the stars for humanity. But it is precisely at such moments that the usual order of things becomes most vulnerable, the present - fragile and unsteady, and the future - frightening and foggy. Especially if the shadows of the past come into play. What can a couple of scientists do who, by chance, find themselves at the very forefront of events? Only time will tell.