Then one day, her daily life suddenly changes. Unknown creatures fly out from a large number of spheres sent from outer space and begin to parasitize and manipulate human beings. The parasites not only move in strange ways, but some of them also exhibit extraordinary physical abilities. Trapped in a building at work, Shang and his colleagues discover that the space creatures are vulnerable to cigarette smoke. But that was only the beginning of the fight to the death. Smokers vs. space creatures, who will survive? Shang's cry echoes through the air. "Breathe in the smoke and go to hell!"