Four Days, Five Nights — Christine Flynn

THE ARCTIC TEMPERATURE COULDN'T COOL THE HEAT BETWEEN THEM
Kindhearted veterinarian Melissa Porter only wanted the coyote cubs in her care to reach their natural habitat. Instead, she crash-landed in the Washington wilderness with a man who acted as cold as their surroundings. Then, he would give her one of those smoldering looks, setting her whole body on fire.

Pilot Nick Magruder knew about survival. He had survived the end of his marriage and business. So, what were a few days in arctic temperatures? He'd already put his heart into deep-freeze for protection. But something about Melissa, her warmth, her smile, had him thawing quickly. He had to get them out of there -- otherwise his heart wouldn't survive....