The true story of a nurse who spent her life caring for terminally ill patients.

Tony and Tia are other-worldly twins endowed with telekinesis. When their Uncle Bene drops them off in Los Angeles for an earthbound vacation, a display of their supernatural skill catches the eye of the nefarious Dr. Gannon and his partner in crime, Letha, who see rich possibilities in harnessing the children's gifts. They kidnap Tony, and Tia gives chase only to find Gannon is using her brother's powers against her.

Inspectors for the U.S. Public Health Service try to track down the cause of a rash of mysterious ailments suddenly appearing among the general populace.