In the year 2000 the dinosaurs return to Earth after 65 million years, now having evolved further into super monsters, to destroy mankind (who had believed that they were long since extinct) and take over the world.

In the year 2000 it is discovered that the dinosaurs did not become extinct, but instead live on near the center of the Earth. The evil Tyranis uses the mutated dinosaurs' descendants, the super monsters, to attack Earth in his efforts to take over the world. Can Gemini Force, a group of four super-powered teens who have pledged to protect Earth, stop his plans?—Mike Konczewski

Sixty-five million years ago, the dinosaurs mysteriously disappeared from Earth. It was believed that they had become extinct. In reality, they had burrowed deep into the Earth and then evolved further into super monsters. In the year 2000, the humans of Earth were amazed and terrified by the greatest catastrophe ever known to mankind: the re-appearance of the dinosaurs. Under the direction of their Emperor, Tyranis, the dinosaurs-turned-super monsters now seek to destroy mankind and take over the world.—Anonymous