"The Poe Shadow" is a historical mystery novel by Matthew Pearl that explores the life and death of the famous writer Edgar Allan Poe. Set in the 1840s, the story follows a young lawyer named Quinn who becomes obsessed with uncovering the truth behind Poe's mysterious demise. As Quinn investigates, he encounters various characters and delves into Poe's literary works, revealing connections between the author's life and his writings. The novel blends fact and fiction, offering readers a glimpse into the world of Poe while also addressing themes of obsession and the nature of creativity.