The only dream Tripp (Lucas Till) is an escape from everyday life and the difficult conditions in which he had to grow up. Fascinated by the automotive boy with parts of scrapped cars constructs its own version of the popular monster truck around.
In the meantime, there is a nearby refinery accident; the subterranean depths to the surface emits a strange creature. Strong, fast and smart. Thanks Tripp finds a way to get out of the city in the company of an unusual new friend ...