Abstract
From New York Times and #1 international bestselling author Linwood Barclay comes the third jaw-dropping thriller set in Promise Falls. It's May 23rd, and a contaminated water supply in the small town of Promise Falls, New York, has sent hundreds of people to the hospital with flu-like symptoms-and dozens have died. But the question for many, including private investigator Cal Weaver, remains: Who would benefit from poisoning this town' Meanwhile, Detective Barry Duckworth is faced with another problem.