When an ageing, impoverished nobleman decides to style himself “Don Quixote” and embarks upon a series of daring endeavours, it is clear that his ability to distinguish between reality and the fantasy world of literary romance has broken down. His exploits turn into comic misadventures, in which everyday objects are transformed into the accoutrements of chivalry, peasant girls become princesses and windmills are mistaken for formidable giants, leading the hero and his squire Sancho Panza into the realms of absurdity and humiliation.