'Saturday' delves into the life of a successful neurosurgeon, Henry Perowne, whose well-ordered world is derailed in a single day. The narrative, set on February 15, 2003, unfolds in central London against the backdrop of impending war and anti-war protests. Perowne's tranquil morning watching a fiery plane cross the sky shifts dramatically as a minor car accident leads to a tense encounter with Baxter, a man exhibiting signs of a serious illness. This confrontation escalates, threatening the safety and happiness of Perowne's family, forcing him to wield his medical expertise in unexpected ways. Ian McEwan's gripping tale weaves through the complexities of urban life, family dynamics, and the shadows cast by global unrest.