Beware the hands that heal. The Doctor and Peri land on the planet Necros to visit the funerary home Tranquil Repose - where the dead are interred and the near-dead placed in suspended animation until such time as their conditions can be cured. But the Great Healer of Tranquil Repose is far from benign....

The universe is at war. Action takes courage. The TARDIS is ensnared in a time corridor, catapulting it into derelict docklands on 20th century Earth. The Doctor and his companions, Tegan and Turlough, stumble on a warehouse harbouring fugitives from the future at the far end of the corridor – and are soon under attack from a Dalek assault force....

The Time Lords have a mission for the Doctor. Together with Sarah and Harry, he finds himself stranded on the war-torn planet Skaro where the conflict between the Thals and the Kaleds has been raging for a thousand years. Chemical and biological weapons have started a cycle of mutation among the planet\"s inhabitants that cannot be stopped....