FIC: All the King's Horses (2/13)

Title: All the King's Horses (2/13)
Rating: G
Characters: Tenth Doctor, Donna Noble
Genre: Gen, drama
Spoilers: Minor spoilers for the first two episodes of Series 4.
Summary: A star empire is menaced by deadly creatures from the time of Rassilon.  Will one lone Time Lord and a human companion be enough to defeat them?
Disclaimer: The sandbox belongs to RTD and the BBC. I'm just playing here, in the corner, making little sand-TARDISes.
A/N: This story takes place sometime between Planet of the Ood and The Sontaran Stratagem. The Doctor is still recovering from The Year That Never Was -- an experience that he has not mentioned to Donna.

Previous chapter:  Chapter 1

Chapter 2, in which the Doctor introduces himself, Donna learns some Gallifreyan history, and the Last Time Lord receives a surprising request.

( Chapter 2: According to His Degree )