Dispatched by their mother to learn why his estranged twin Gregory (or “Brock Jones, PhD,” as he's known to fans of his bestselling self help book) has disappeared, Stewart Detweiler drives 1,500 miles to find his twin hanging from a ceiling beam. But instead of reporting Gregory dead, Stewart decides to become him. At first his plan goes well, but soon the reasons for Greg’s suicide emerge, revealing a web of intrigue, extortion, and desperate measures taken with disastrous results.