A mysterious tutor shows up at the apartment of a mentally-gifted boy and says that he's with the government, but the father soon realizes that things don't add up.

Exposing a quasi-stellar sample to nuclear radiation opens a crack between universes, allowing entities from another dimension to enter this world, infuse the suits of the workers, disintegrate their bodies, and animate the suits. Now the beings intend to set off a nuclear explosion to widen the crack.