Spy fiction is a genre of literature and film that focuses on espionage, secret agents, and covert operations. It often features protagonists who work for intelligence agencies, navigating dangerous situations filled with intrigue, deception, and betrayal. Common themes include loyalty, moral ambiguity, and the impact of espionage on personal lives. This genre has produced iconic characters like James Bond and Jason Bourne, who embody the thrilling and often perilous world of spies. Spy fiction can range from serious and realistic portrayals to more fantastical and action-packed narratives, appealing to a wide audience interested in adventure and suspense.