Going Off the Rails (short story)

Summary
Young Sam (a girl) and Harry are building a trainset that their father was building and had stopped. They decide to continue with it. When Sam is looking through a box from Harry's father's old work,she finds the old head of a Cyberman. She keeps looking through the box and she finds a arm and its body with an arm and two legs still attached .They decide to put the Cyberman back together. It later wakes up and orders Sam to help the Cyberman build a cyber-conversion unit. After it is finished, Harry attemps to kill the Cyberman with a big heavy train model, succeeding as it knocks the Cyberman into the Cyber-Conversion Unit. This act causes both to explode, killing the Cyberman and temporarily drawing back the plans for the next Cyber-Invasion.

Characters

 * Cyberman
 * Sam
 * Harry

Continuity

 * The events of DW: Doomsday are mentioned.