Officially, Marcus Maxwell, Earl of Weston, goes to his rural estate to heal the wounds received in the war. However, in reality he is an agent of the British Secret Service, and his task is to find and bring into the hands of the law a gang of smugglers, whose leader supports Napoleon. The Tisdale family immediately comes under the close surveillance of Count Weston. However, the daughter of the main suspect, Sarah, evokes completely different feelings in Marcus. This charming beauty, witty and courageous, makes him forget about everything and throw himself headlong into the pool of ardent passion...