Release Message:  The Doctor (Colin Baker) is captured by the Cybermen and taken back to their home.

Description:  The Doctor is captured by the Cybermen and taken back to their home planet. There he discovers the source of the signal. Cyrons, original inhabitants of the Cybermen's world survive and they want the Cybermen gone. The Doctor learns the full extent of the Cybermen's plans. Not only are the Cyrons threatened but so too the very future of the human race. This is no war of conquest, but total destruction.