The Husband by Dean Koontz

Mitch, an ordinary guy - a landscaper, is gardening when he receives the call of his worst nightmares. The callers have kidnapped Holly, Mitch's wife, and threaten to kill her slowly and painfully unless they receive $2 million within 60 hours...

Though it sounds familiar, expect the unexpected from the master of the psychological thriller. Read a review of The Husband by Dean Koontz.