From the liner notes

It is the 21st Century, and society's lust for violence is satisfied by "The Big Hunt", an international game of legalized murder. But when the sport's two top assassins (Marcello Mastroianni and Ursula Andress) are pitted against each other, they find that love is the most dangerous game of all. As the world watches, the hunt is on. Who will become The 10th Victim? The 10th Victim is the international cult classic whose wild action and sexy style has influenced a generation of movies, from The Running man to Austin Powers.