Gloria Grant is madly in love with Lo Ballantyne and with Christmas fast approaching, happiness seems to be life on a Wyoming ranch. Despite the frost outside, there is warmth inside. Lo is attempting to reinvigorate her career and Gloria is pushing toward her dressage goals. But then Gloria does something that could jeopardize Lo's love. Can dreams come true or will one decision cause an avalanche and bring them crashing down? Happiness is a Shade of Blue is the highly anticipated sequel to The Lines of Happiness.