Past Reckoning (short story)

Past Reckoning was the fourth story in the anthology Decalog 3: Consequences. It was written by Jackie Marshall. It featured the Fifth Doctor and Nyssa.

Summary
The Fifth Doctor visits his old friend David Gosthorpe, a scientist who made some of the greatest inventions in the universe. David's inventions are threatened when his evil sister starts to use them for her own pleasure. With Nyssa trapped inside her evil games, the Doctor must find a way to stop Ellen Carter's new power from spiraling out of control.

Characters

 * Fifth Doctor
 * Nyssa
 * David Gosthorpe
 * Ellen Carter

Continuity

 * Nyssa suggests that she and the Doctor go and see Tegan now that they are on Earth. (TV: Time-Flight)