A young English-born captain severs family ties after joining the revolutionary cause and losing his betrothal. Stationed at a frontier garrison, he is tasked with confronting the secretive Tory League, a violent band led by the elusive Iron Hand that attacks local patriots. The narrative traces his patrols, a mysterious murder, disguises, and a prolonged pursuit that exposes divided loyalties and hidden identities. Episodic chapters combine military action, clandestine missions, frontier alliances, and moral dilemmas arising from civil conflict, culminating in revelations that test bonds of kinship and justice.