Alex DeLarge is the leader of a gang of teenage thieves and vandals in futuristic Britain. The film follows Alex as he commits acts of ultra-violence with his droogs before being captured and subjected to an experimental rehabilitation technique. This involves using drugs and psychological conditioning to curb his violent behavior. However, Alex later seeks revenge on those responsible for his treatment. The film is an adaptation of Anthony Burgess' novel and was directed by Stanley Kubrick, starring Malcolm McDowell in the lead role.