"The Inquisitor" by Randall Garrett is a science fiction novel written in the mid-20th century, specifically during the 1950s. The story revolves around Conway Kroll, an interrogator working for a totalitarian state, where he is tasked with extracting information from prisoners accused of treason. The narrative explores themes of loyalty, morality, and the nature of truth within a oppressive regime. The plot follows Kroll as he conducts brutal interrogations using a robotic Inquisitor that ruthlessly tortures prisoners until they provide the state with the desired information. Throughout the story, Kroll is confronted by various prisoners demonstrating their strength and resolve despite the imminent torture. The final examination of Kroll himself culminates in a dramatic twist; after expressing doubt about the state's righteousness, he becomes a target, showcasing how blind loyalty can lead to one's own downfall. This shocking conclusion reflects on the moral ambiguities of authority and the consequences of unquestioningly following the state, leaving readers to ponder the complexities of right and wrong in a highly controlled society. (This is an automatically generated summary.)