The Underground Complex is a dystopian future story about the descendants of the last humans to survive the catastrophic fall of civilization by retreating deep underground.The complex is a brutal two-class society. The ruling leaders of the complex, the "centrals", live a segregated, luxurious life at the expense of the starving "peripheral" workers, who are kept like slaves. Even love and intimacy are forbidden to the peripherals under penalty of law.After hundreds of years underground, the centrals want to try to repopulate the surface of the earth: they send a group of six people up in an old elevator to explore whether the surface has recovered from the disasters.On the surface, the main characters are confronted with the benefits of living free in untouched nature. At first they enjoy what they see and hear, but their past quickly catches up with them: they dream or recall drastic episodes from their lives in the underground complex.The expedition to the surface could have been a success. However, it gets completely out of control, because without the henchmen of the authorities, the automatic guards, and without the supply of a drug called "Epic Black", the already distrustful mood among the expedition members escalates. Little by little, the cruelest character traits of the participants come to light...