Original: In the series ' narrative , Rose is introduced as a working class shop assistant from London , introduced alongside her own supporting cast in the form of her mother Jackie Tyler ( Camille Coduri ) and her boyfriend Mickey Smith ( Noel Clarke ) .
Simplified: It is revealed that Rose herself is the Bad Wolf , the words being a message that she must return to the future to absorb the energies of the time vortex , saving the Doctor and the Earth from the Daleks .