"The Secret Agent" is a novel by Joseph Conrad, published in 1907. It tells the story of Mr. Verloc, a secret agent who is tasked with carrying out a terrorist act in London. The narrative explores themes of espionage, political intrigue, and the moral complexities of loyalty and betrayal. The plot unfolds as Verloc's actions lead to tragic consequences for his family and those around him. The novel critiques the nature of political violence and the impact of ideology on personal lives, making it a significant work in the genre of political fiction.