The book follows San Francisco Detective Lindsay Boxer, who is investigating a brutal murder at a luxury hotel. The case becomes personal when a mysterious blonde woman with CIA links disappears, and simultaneously, Lindsay’s husband, Joe, vanishes in a plane crash. As Lindsay digs deeper, she suspects her husband may share a secret past with the mystery woman, forcing her to question everything she knows and turn to the Women’s Murder Club for help to uncover the truth amid international intrigue.