When Mats' grandfather dies the family opens a wooden box containing evidence of the family's Sami heritage. Why has this been kept secret? Why did they stop being Sami? And why do they know so little about their history?
The snow is mysteriously missing from ski resort Gavmofjäll, leading 14-year old sámi girl Ristin and her little sister Aila on a quest deep into the ancient secrets of the mountain to save their family from catastrophe.