When Luke has his first nightmare, he's haunted by a dark figure from his dreams. A strange entity is reaching out to the world, with terrible consequences for the whole human race. Luke faces life-changing events, and Bannerman Road will never be the same again.

With Luke, Clyde and Rani trapped in a bizarre dreamscape, Sarah Jane must fight alone. As the Nightmare Man grows stronger, only K-9 might hold the key. But can Luke summon the courage to face his adult life before the whole world is trapped in an endless nightmare?

An old enemy returns to Earth - can the Veil be trusted?