An isolated town in Alaska where a contamination occurs after a minor meteorite explosion.
In the film, a team of Special Forces commandos are in the middle of an operation when they’re abducted by a mysterious spacecraft. When they wake up aboard the ship, they quickly discover they are being hunted by a merciless alien race.
城市突然遭遇巨型怪物袭击，两个素不相识的人被困在了地下。他们身负重伤，能用的资源也十分有限，但他们必须在一条危机四伏、不断收窄的隧道中艰难前行，只求能找到一处出口。
