Thriller fiction is a genre that focuses on suspense, excitement, and tension. It often involves a protagonist facing dangerous situations, such as crime, espionage, or psychological challenges. The narrative typically includes unexpected twists and turns, keeping readers on the edge of their seats. Common elements in thriller fiction include a fast-paced plot, complex characters, and high stakes. Subgenres include psychological thrillers, crime thrillers, and action thrillers. Notable authors in this genre include Gillian Flynn, John Grisham, and Agatha Christie, each contributing unique styles and themes that captivate audiences worldwide.