A sleepwalker's nocturnal wanderings plunge a young man into a vortex of suspicion and violence. Edgar Huntly, a man plagued by somnambulism, finds himself entangled in a murder investigation after waking from a trance to discover blood on his hands and a dead man nearby. Driven by a desperate need to understand his own fractured psyche and clear his name, Huntly pursues the truth, which leads him through the treacherous landscapes of the American frontier and into the heart of a complex conspiracy. He must confront not only external enemies but also the terrifying implications of his own unconscious actions, all while navigating a world where reality and delusion blur.

Charles Brockden Brown's "Edgar Huntly" is recognized as a foundational work of American Gothic literature, often cited for its innovative exploration of psychological themes and its early use of the sleepwalking motif. Critics have noted its complex narrative structure, which employs elements of the epistolary novel to create suspense and question the protagonist's sanity. The novel's engagement with the anxieties of the post-Revolutionary War era, including themes of identity, wilderness, and the potential for violence within the individual, has been a significant point of discussion. Its influence on later American writers, particularly in the development of psychological suspense and the Gothic tradition, is widely acknowledged.