the alpha force enters the nuclear plant and seal off the exits, creating a trap for the alien. but then, one by one, the team is killed off by a creature that possesses a laser weapon, can change its appearance, and can also regenerate itself completely from a single piece of alien tissue. additionally, the alien has found a way to explode all the uranium fuel rods in the nuclear plant to create a lethal radiation cloud over europe that will quickly spread and cover the rest of the world. lambert and the remaining alpha force have 60 minutes to save themselves, and the earth, from nuclear doom.