Her fearful symmetry

Twenty-year-old twins Valentina and Julia Poole inherit their aunt Elspeth Noblin's London apartment and travel from Chicago to England where they become caught up in the lives of their neighbors, including Martin, a crossword-puzzle setter with obsessive compulsive disorder, his devoted wife Marijke, and Elspeth's lover Robert, as well as the ghosts of the vast Highgate Cemetery next to the building.