"The Collector" is a psychological thriller that tells the story of Frederick Clegg, a lonely and obsessive man who becomes fixated on a young art student named Miranda Grey. Clegg, who works as a clerk, leads a mundane life but dreams of collecting fine art. His obsession grows, culminating in his kidnapping of Miranda, whom he locks in his rural home. Clegg believes that if he can keep her, he can love her and possess her in the way he desires.