This is a reread of this book, at least 3rd or 4th time since it has came out in 2004. It is a Silhouette Desire book and part of their "Man Talk" series by multi-authors which means it's the guy's POV!THERE WAS A FINE LINE BETWEEN DUTY AND DESIRE…AND HE WAS JUST INCHES FROM CROSSING ITBound by a promise made to a fallen comrade, retired marine Brock Armstrong had no choice but to seek out the man's widow. Past conversations and shared letters had given Brock great insight into Callie Newton; he knew her every like and dislike, her every dream…and her every desire. Arriving on her door, seeing her in person, had Brock reeling. This Callie was even better than his fantasy. And it wasn't long before he acknowledged how deeply he wanted her in his bed…in his life…forever.But, for a man of duty, Callie was a prize he dared not covet.