A Clockwork Orange recap

In a near-future society, the teenage narrator Alex leads a small gang on nightly sprees of theft, assault, and worse, all while cherishing classical music. Betrayed by his gang during a break-in that leaves a woman dead, he is caught and sentenced to prison. To win early release he volunteers for the Ludovico Technique, an aversion conditioning that makes him violently sick at any thought of violence or sex, and, by accident, at the Beethoven he loves. Released as a harmless but helpless creature unable to defend himself, he is beaten by old victims and former friends now turned policemen, and finally taken in by a writer whose wife his gang once attacked, who uses him as anti-government propaganda and drives him to a suicidal leap. Injured, Alex finds the conditioning has been reversed by embarrassed officials, and he gleefully returns to his old violent self. In the author's original final chapter, an older Alex, wearied of violence, begins of his own accord to think of giving it up and building a settled life, suggesting that real change must be chosen, not imposed.

In a bleak near-future city, the teenage narrator Alex leads a small gang of delinquents who spend their nights on drug-laced milk, theft, vandalism, and savage assaults, all recounted in Alex's distinctive invented slang. Charming, intelligent, and completely amoral, Alex is set apart from his companions by one genuine passion: an intense love of classical music, especially Beethoven, which stirs him even as he glories in cruelty. He rules his gang - among them the ambitious Georgie, the brutish Dim, and the quieter Pete - through nerve and wit, while a state minder, P. R. Deltoid, vainly tries to steer him from crime. The premise establishes Alex's world of youth violence and the coming clash between his freely chosen wickedness and a society determined to reform him by force, setting up the questions of free will and imposed goodness the novel explores.

Alex's story turns on whether goodness forced from outside is worth anything. After the Ludovico conditioning strips him of the capacity for violence, his release leaves him defenceless: he is set upon by people he once brutalized and by former gang members now serving as police, and ends up at the mercy of the writer F. Alexander, who recognizes him as one of the attackers who assaulted his wife and exploits him as a weapon against the government. Locked in a room and tormented with the music that now sickens him, Alex throws himself from a window. He survives, and in the political scandal that follows, officials reverse the conditioning to save face; Alex, healed and free of his aversions, delights that he is his old wicked self again. The novel's endings then diverge by edition. The original British edition, and later restored versions, add a final twenty-first chapter in which an older Alex, grown bored with cruelty and drawn to the idea of a wife and a son, begins to outgrow violence by his own choice, framing the whole book as an argument that moral growth must come from free will. The original American edition (and Kubrick's film) omitted that chapter, closing instead on Alex fully and unrepentantly restored to his violent nature.