The Centauri Princess was launched from Earth in the late 23rd century on a multi-generational voyage to New Earth, a planet located in our neighbouring solar system of Alpha Centauri. The journey, set to last for an eye-watering 50,000 years into the future, marked humanity's first cosmic ark heading out towards the stars, carrying a colony of people, plants, and animals on an epic, one-way mission into the forever... Two thousand years into the voyage, as the ship travels further into deep space away from the bright neighbourhood of our own Sun, a future generation begins to experience a series of psychologically disturbing nightmares. Mysterious creatures from the cosmic darkness are seen to approach the lonely ark ship from all directions in space and attack its occupants during sleep, putting the mission into jeopardy. In a desperate effort to safeguard their very survival, the ship's 3,000-strong small town residents are forced into a battle which they seem powerless to win, since the nightmare creatures appear to be operating in an alternate dimension from their own....