A story of the scientific and romantic passions of Marie Sklodowska-Curie (Polish scientist) and Pierre Curie, and the reverberation of their discoveries throughout the 20th century.

Set in the 16th century, this historical fiction follows Mary Stuart, Queen of Scots, and her return to Scotland after living abroad in France. At first, Mary's cousin, Queen Elizabeth I of England, welcomes her home. But soon, a rivalry fraught with religion and politics pits them against each other. In the end, only one true matriarch will rule over England.