Prehistoric life was hard. Due to the lack of modern technology, the average caveman worked only three hours a week, the rest of his time was spent on cave painting, sleeping... and eating. This was life in the village of our hero, Sam. All the food for the winter had been collected and stored, and the villagers were ready for a winter of fireside sing-a-longs and all day eating... But in this small prehistoric village, disaster has struck ! The winter food store has been eaten by greedy dinosaurs and the villagers are facing starvation. The village Chief has chosen Sam to save mankind by leading a quest to find the legendary dinosaur graveyard. Sam must cross many untamed prehistoric lands and bring back enough valuable bones to buy all the food the villagers need to survive the winter...