A Kiss of Frost by Michele Hauf

When winter god and assassin Jal Frost's latest assignment targets mortal Kate Wilson, the last thing Jal anticipates is falling for his victim. But she provides a warmth unlike anything he's known. Soon Jal faces his most vexing challenge as he must choose between the woman he loves and his duty as a god..

Ice Bound by Vivi Anna

On a special mission to Japan, Dr. Darien Calder hopes to learn more about the legendary Ice Maiden, who purportedly froze lost travelers with just a touch of her icy lips. But when she rescues him from a snowdrift, will the warmth of Darien's newfound love be enough to thaw the Ice Maiden's heart?