Into a meaty underground water-way opens up to a mysterious and vast sea deep underneath, when the crust of the earth accidentally rips apart. Immediately, giant prehistoric sharks begin wending their way upwards toward a muddy bog in the heart of the Arkansas Bayou. Unfortunately, without warning, the sharks that are deadly strike to get a set of female prisoners on a work detail at the swamp -- pinning a group of victims in a abandoned cottage in the core of this wetlands. Passing might be the sole means of escape!