"The Bureau" ("Le Bureau des Légendes") is a French espionage thriller series that delves into the lives of agents within France's Directorate-General for External Security. The story centers on Guillaume Debailly (Mathieu Kassovitz), who returns to Paris after six years undercover in Syria, struggling to reintegrate into his old life while dealing with the complexities of his past mission. The series is lauded for its realistic portrayal of spycraft and complex character development.