He is the Winter Duke, a celebrated war hero who sees marriage as a strategic conquest. She is the "Incomparable" of London, a brilliant strategist who would rather face a firing squad than a wedding altar. He seeks to possess her; she is determined to never be owned. Forced into a union by the King's command, their home becomes a battlefield. In a silent war of wit and will, where every glance is a gambit and every word a weapon, the only outcome is surrender. But who will be the first to break?