STORYLINE

A vast starship, seemingly deserted, is spinning slowly in the void of deep space. Martha and the Doctor explore this drifting tomb, and discover that they may not be alone after all.

Who survived the disaster that overcame the rest of the crew? What continues to power the vessel? And why has a stretch of wooded countryside suddenly appeared in the middle of the craft?

As the Doctor and Martha journey through the forest, they find a mysterious, fog-bound village — a village traumatized by missing children and prophecies of its own destruction...