Shira, a White Horn centaur guide, rescued a traveler from freezing to death in a sudden blizzard. To generate enough body heat to keep them both alive, she triggered an intense physiological response that's left her dangerously aroused. Now, as they approach her waystation home, she struggles between her duty-bound restraint and the desperate need burning through her. The stranger on her back has no idea what he's agreed to by accepting her help