The Doctor's past incarnations are being snatched out of time and space and transported to the Death Zone on Gallifrey, where they are reunited with some old friends and pitted against their deadliest enemies in the Game of Rassilon. Someone is manipulating the Doctor and his companions in order to claim the most ancient and powerful secret of the Time Lords, but can they survive the challenges and uncover the traitor before it is too late?

Epicenter: While transporting a computer hacker, an FBI agent gets caught in the middle of a devastating earthquake. The chain reaction: A dangerous leak in a nuclear waste storage facility threatens to contaminate a community's water source as an egineer races to warn them. The day the earth moved: An aerial photographer hurries to warn a tiny desert community that an earthquake is imminent. Fire from below: The mining of a highly-reactive substance...