When a young boy accidentally triggers the universe's most lethal hunters' return to Earth, only a ragtag crew of ex-soldiers and a disgruntled scientist can prevent the end of the human race.

A deep sea submersible pilot revisits his past fears in the Mariana Trench, and accidentally unleashes the seventy foot ancestor of the Great White Shark believed to be extinct.

After losing contact with a clandestine energy-research facility, a powerful venture capitalist contracts an elite team of operatives to retrieve the physicist who holds the key to an unprecedented alternate energy source.