Puma's mountain lion family is suddenly met with tragedy when his mother is shot. Only a few months old, the orphaned cubs-Puma, his brother and two sisters are left to fend for themselves in the dead of winter. Puma takes charge in their fight for survival. They face perilous situations at every turn. Starvation is always close at hand. Disaster strikes again and the fate of the motherless cubs appears to be sealed. With a freezing storm about to hit, their odds of staying alive are very low. Unbeknownst to them, however, efforts are afoot for their rescue. But, can the plan work before it's too late?