The Deep In a twilight land, two warring powers -- the Reds and the Blacks -- play out an ancient game of murder and betrayal. Then a Visitor from beyond the sky arrives to play a part in this dark and bloody pageant. From the moment he is found by two women who tend to the dead in the wake of battles, it is clear that the great game is to change at last. It is the day after tomorrow, and society has been altered dramatically by experimentation...