Cuando un experto en volcanes se convence de que un cataclismo natural está a punto de desplegarse, un vulcanólogo (John Shepherd) y sus estudiantes graduados creen que todos los volcanes en el mundo van a estallar y matar a todo ser viviente en el planeta! Tratan de convencer al gobierno de que su teoría no es cierta, no una broma, y al mismo tiempo tratan de encontrar la manera de detenerlo antes de que se les acabe el tiempo!
In Paris, Maxi Ardel, in her elegant forties, successfully and firmly runs a haute couture house bearing her name. In Florence, she is about to take over a textile company that belonged to an old Italian aristocratic family, the di Falco. She has, indeed, a revenge to take on them. Count Massimo di Falco had stolen her child twenty years earlier. Driven by a desire for revenge, Maxi wants to destroy this family at all costs, but she has to count on Countess Bianca, who is ready to defend herself from her former rival. From then on, the two women fight without mercy.