An accident at a nuclear research facility creates a dimensional doorway in which aliens need to widen to invade our world. A scientist races to discover a way to reverse the damage and close the doorway.
The placement of a new type of material inside a cyclotron begins dissolving men and replacing them with beings of energy inside their radiation suits. Weighed down with age and the guilt of creating this situation, Dr. Marshall collapses. Only by the grit of his wife, Laural, does he decide to take pencil to paper and go down fighting.—statmanjeff