An unconventional scientist, struggling to care for his terminally-ill wife, embarks on a journey to develop a cure for her. However, his methods of treatment and tampering with human DNA, could lead to the extinction of humanity.
Industrialist François Delambre is called late at night by his sister-in-law, Helene Delambre, who tells him that she has just killed her husband, André. Reluctant at first, she eventually explains to the police that André invented a matter transportation apparatus and, while experimenting on himself, a fly entered the chamber during the matter transference.
Dr. Génessier is riddled with guilt after an accident that he caused disfigures the face of his daughter, the once beautiful Christiane, who outsiders believe is dead. Dr. Génessier, along with accomplice and laboratory assistant Louise, kidnaps young women and brings them to the Génessier mansion. After rendering his victims unconscious, Dr. Génessier removes their faces and attempts to graft them on to Christiane's.
What happens when the undead return to life? In a world ravaged for years by a virus that turns the infected into zombie-like cannibals, a cure is at last found and the wrenching process of reintegrating the survivors back into society begins.