Description
On a planet with no name, the Doctor finds himself confronted by a faulty memory and some killer plants.
In a distant galaxy, Erimem leads a troubled empire.
And back on Earth, Peri tells her son about the good old days when she used to travel with a man called The Doctor. Includes a bonus one-part story, MISSION OF THE VIYRANS, written by Nicholas Briggs The Doctor and Peri take a holiday on the planet Gralista Social, but soon discover they aren't the only time-travelling aliens in town.