There has been a series of mysterious vanishings on the desert planet Chronos in the 33rd century. Survey teams working for a university seem to have simply vanished amongst the pyramids on the planet. Alongside two other survey teams and an expert on cybernetics, the Doctor and Evelyn learn the deadly truth: that the planet Chronos is being used as a base for one of the Doctor's oldest and deadliest foes — the Cybermen.

Plot of this episode is not specified yet.
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Plot of this episode is not specified yet.
Please check back later for more update.

Plot of this episode is not specified yet.
Please check back later for more update.

Plot of this episode is not specified yet.
Please check back later for more update.

Plot of this episode is not specified yet.
Please check back later for more update.