Location: London, Earth
Date: March, 2006
With the Doctor, Rose, and MP Harriet Jones trapped inside Downing Street, the Slitheen make their move: Nuclear Warfare. If the human race is obliterated, the Earth can be sold on the Galactic Black Market for a very reasonable price. It's up to the Doctor to defeat the Slitheen before the entire population of the Earth is wiped out. But will he have to make the ultimate sacrifice: Rose Tyler...?