Two sisters, tragically divided by love, jealousy and ambition ... For Ruby and Rosetta Capretti life in the slums of the East End holds little promise. Although very similar in looks they dream of very different futures. Coquettish, flamboyant Rosetta is desperate to leave the claustrophobic confines of the sewing sweatshop to follow in her wayward aunt's footsteps and work under the bright lights of the music hall. Ruby, quieter and more modest has always longed to train as a nurse, a pipe-dream for a girl from her humble background. And then, by the side of their father's grave, they meet handsome Jonas Crowe, but little do they know how much one man will affect both their lives forever ...