Book excerpt: "I NEED A WIFE. YOU'LL DO." Lyndsey couldn't believe the man she'd been fantasizing about for months had actually proposed! It wasn't for real, of course. Sexy P.I. Nate Caldwell was in a jam and his shy secretary was only too happy to oblige. Until she discovered they'd be sleeping together! Did she have to look at him as if he were about to ravish her? Frankly, his pretend wife was hard to resist, especially with one bed between them. Nate was determined to keep his mind on business, even if his body wouldn't take the hint. But Lyndsey was breaking through his go-it-alone act, making him yearn to spend this Christmas—and every holiday—with her…