For the last fifty million years, the world has been getting slowly colder. But something else has now helped tip over the edge. A change in the earth orbit is taking it further from the sun. This is brought on an ice age. Conditions of all life become extremely hazardous, even for the mighty mammoth.

The early autumn snowfall has concealed a barely frozen pond .This young female has fallen into the ice and is trapped. Such of a bound between the mammoth that the herd do not leave their stranded sister. They stay nearby .Distressed the powerless, except comfort her.

 Before long, the scavengers are starting together. It can take days for the female to die. And the herd can not afford to wait. Eventually, they are forced to abandon her. They must keep moving to escape the coming ice age winter.