Rose is a shop assistant at Harrods and finds herself in a top floor storage room when the mannequins seem to come to life. She's rescued by a man who calls himself the Doctor but reveals little about himself. Her Internet search leads her to a man who believes that the Doctor is an immortal alien who has been instrumental in averting various Earthly disasters. Their paths cross again and Rose helps the Doctor in fighting a race of plastics-based creatures whose home world may have been destroyed in a battle involving the Doctor. Rose seems like the perfect companion for his future travels.