Returning to London with their twin sons, Elizabeth and John face the greatest challenge of their lives.

Set against the backdrop of the pleasure-loving King’s court, London’s theatres, markets and coffee houses, the Catholic plot is festering beneath the surface of everyday life. Ominous links are discovered between the underground organisation they have sworn to destroy and powerful figures in society.

Determined to protect their family and destroy the evil that is pushing the country towards civil war once more, they confront Nexus side by side.

Their struggle reaches a devastating conclusion.