The Accidental by Ali Smith

The novel centers around a woman named Amber who unexpectedly arrives and disrupts the lives of the Smart family while they are on summer holiday in Norfolk. Each family member - Eve, a writer, Michael, a university professor, and their children Astrid and Magnus - experience unique interactions with Amber, causing them to question their own realities. The mysterious woman's influence forces the family to confront their secrets, insecurities, and the false narratives they've created about themselves.

The 7719th greatest book of all time