One May evening in London, Adam Kindred, a young climatologist in town for a job interview, is feeling good about the future as he sits down for a meal at a little Italian bistro. He strikes up a conversation with a solitary diner at the next table, who leaves soon afterward. With horrifying speed, this chance encounter leads to a series of malign accidents, through which Adam loses everything--home, family, friends, job, reputation, passport, credit cards, cell phone--never to get them back.

William Boyd's electrifying follow-up to the Costa Award-winning Restless,...