A young man's defiance against a repressive system is channeled into his exceptional talent for long-distance running. Colin Smith, an inmate at a borstal, finds solace and a means of rebellion in running. When the governor discovers his talent, he sees an opportunity to exploit it for publicity, offering Colin a chance at freedom if he wins a race against public school athletes. Colin, however, is determined to maintain his autonomy, even if it means sabotaging his own success and confronting the governor's manipulative intentions.

The novella is widely recognized for its powerful portrayal of youthful rebellion and its incisive social critique. Critics have often highlighted Sillitoe's stark, unsentimental prose and his ability to capture the voice of a disaffected working-class protagonist. The story's enduring relevance lies in its exploration of themes such as institutional control, individual freedom, and the complex relationship between an individual and authority. Its impact has cemented its place as a significant work of post-war British literature.