Erick, a geeky geologist, is also the son of the President. On one of his geological explorations in the Mt. Shasta area of California, he stumbles upon a Sasquatch while taking photos, and is silently invited by the creature to follow him into the mountain - but, unfortunately, Erick is unable to follow. However, he shares his astonishing photos with Thelma, his archaeologist friend, who is investigating a lost civilization on a remote Hawaiian island...