Doctor Who: Doom's Day

Summary

24 hours to live. 24 hours to kill. DOOM!This lonely assassin from the 51st Century is hunting for her survival, and there\'s only one person who can save her: the Doctor.Using her vortex manipulator, she\'ll do anything to find the tempestuous time traveler, including cavorting with the maleficent Missy.Every hour a new adventure, every hour closer to death…