In the last Ice Age, while on a hunt with his tribe's most elite group, a young man is injured and left for dead. Awakening to find himself broken and alone, he must learn to survive and navigate the harsh and unforgiving wilderness. Reluctantly taming a lone wolf abandoned by its pack, the pair learns to rely on each other and become unlikely allies, enduring countless dangers and overwhelming odds in order to find their way home before the deadly...

When two high school buddies dig up a frozen caveman in their backyard and thaw him out, they figure he's their ticket to being cool, but the plan backfires when the newcomer turns everyday life upside down.

Three early-humans travel the savannah, encountering sabre-toothed tigers, mammoths, and cannibalistic tribes as they search for a flame to replace the fire that their tribe has lost.