Doctor Who: the Doctor Chronicles: the Tenth Doctor: Defender of the Earth

The Doctor's always loved the Earth. He witnessed its birth and watched it die. It's the home of some of his best friends and even temporarily his as well. Throughout its history, many alien species have tried to conquer the Earth. Unfortunately for them, the planet is defended and as these invaders are about to learn, the Doctor would do anything to save it.

2.1 The Thing in the Forest by Trevor Baxendale - Norway, 1943. Resistance fighter Ilsa Johansen was sent to locate a British agent. Instead, she stumbles across the Doctor. Pursued through the woods by enemy forces, it'll take all their cunning to survive. But it isn't just the Nazis that are hunting them. Something else stalks the forest. Something that could change the course of the war forever.

2.2 The Opacity Factor by Carl Rowens - The work that Director Jenel Kilum'bu and her team are doing at MoonCentre 7 could change the future. So when the Doctor somehow breaches the MoonCentre’s security, she’s very keen to be rid of him. Yet, the Director’s about to discover that getting rid of the Doctor isn’t going to be easy as she first thought.

2.3 Freedom or Death by Alice Cavender - While awake, May campaigns as a Suffragette. However, whenever she sleeps, May dreams of a war she cannot comprehend. A war on a world full of impossible things. May needs a doctor. Luckily for her, one’s just arrived.

2.4 The Siege of Shackleton by Una McCormack - The Earth is dying. Ravaged by the effects of climate change, the Doctor lands amid one of the most volatile eras of Earth's history. With resources dwindling and tensions running high, the fragmented remains of humanity are poised to wipe each other out. The Doctor wants to negotiate, but not everyone wants to listen to him, and annihilation creeps ever closer.