<b>A "cautionary tale about artificial intelligence" (<i>Washington Post</i>) that is almost too frighteningly believable not to be real—from the internationally acclaimed #1 <i>New York Times</i> bestselling thriller writer</b><br><br>Lewis and Lindsay Thorpe were the perfect couple: young, attractive, and ideally matched. But the veil of perfection can mask many blemishes. <br><br>When the Thorpes are found dead in their tasteful Flagstaff living room (having committed double suicide), alarms go off in the towering Manhattan offices of<i></i>Eden Incorporated, the high-tech matchmaking company whose spectacular success, and legendary secrecy, has inspired awe around the world. The Thorpes, few people knew, were more than the quintessential happy couple—they were Eden’s <i>first perfect</i> match.<br><br>A short time later, Christopher Lash, a gifted former FBI forensic psychologist, receives an urgent plea from Eden to perform a quick—and quiet—investiga