Sam and Lizzie are freezing and hungry on the streets of Victorian London. When Sam asks a wealthy man for some coins, he is rudely turned away, and Sam resolves to kill the man. Huddling in a graveyard, Sam and Lizzie are horrified to see the earth around one of the tombs begin to shift. A ghostly figure warns Sam about the future which awaits such a bitter heart, and so begins Sam's journey led by terrifying spirits through the past, present and future.