A UFO transports three children back to the prehistoric. Three kids who have heard a mysterious call from advanced beings whom are about to take them in a journey of self discovery through the ages learning from love and friendship but also hate in a world of dinosaurs.

As the Overfiend slumbers, the mad emperor Caesar rises to power, enslaving a new race of demon beasts. Into this cruel existence is born the Lord of Chaos, the Overfiend's nemesis. As the blood-thirsty beasts capture the tyrant's daughter in a brutal coup, the Overfiend must awaken to an apocalyptic battle of the Gods.