AllMovie

When the entire male population of planet Earth is wiped out by an environmental pollutant, the race is on to recover a mysterious substance that could prove the key to saving the human race. With the men of the planet gone and the rest of the human population soon to be extinct, the survivors split into two factions: one group devotes their existence to living in a perpetual state of bliss, while the other seeks to unlock the secrets of science and save the human race. When an enigmatic new element known as ICE reveals the potential to save mankind, the two groups enter into a fierce race to unearth the only known sample, located in the heart of Tokyo.