One year after Darwin s explosive publication of "The Origin of Species," sisters Anna and Beatrice Pentecost awaken to a world shattered by science, radicalism, and the stirrings of feminist rebellion. But society is not the only thing wracked by tumult and torment: Anna s anomalous love for Lore Ritter and her friendship with the freethinking and ambitious Miriam Sala carry her into areas of uncharted desire, while Beatrice is forced to choose between...