University lecturer Neil Tannahill is drawn into a sinister conspiracy involving secretly-stored Soviet nuclear waste at a remote British nuclear facility after receiving an enigmatic note from legendary atomic scientist and one-time former head of "Doomwatch" (the infamous Scientific watchdog group of the seventies), Dr Spencer Quist.

Paul Freeman (of RAIDERS OF THE LOST ARK fame) and Kate O'Mara plays a couple who can't have a baby, so they go to the doctor to have an artificial insemination...blackmail, dark secrets and drama ensue.