Three elderly looking dwarfs abduct Donatello and Leatherhead under the pretense of saving their ancient civilization and transport them away to Hollow Earth, a place that exists where worlds within the world are unknown to mankind. Immediately stranded by the abductors, our heroes donít enjoy a moment of peace as the inhabitants attack. The duo encounters animals and strangely garbed humans from Earthís distant past. As the mystery deepens, the partners are offered as sacrifices, since they are considered demons from the forbidden cave that sought the location of their village. However, there is more occurring here than meets the eye, but the most important item will be avoiding becoming reptile snacks.