地狱空荡荡,恶魔在人间。十五年前,一群身份各异的罪恶权贵将都马市染黑成一座“地狱岛”,高中生晓笛惨遭权贵凌辱致死;十五年后,这些背后操盘者接连惨死,死状惨烈。曾目睹十五年前命案的方天阳与警官方正楠深入调查,惊觉这桩匿名杀人案不只是单纯的复仇,更是一场迟到的控诉。桩桩命案,层层黑幕,那张权力、金钱、欲望织就的黑色秘网背后究竟藏着多少不为人知的罪孽?
Based on the novel by Karel Capek, the prominent Czech writer of the early 20th century who coined the word robot for his play R.U.R., the story revolves around a discovery of Krakatit - a powerful explosive - by Prokop, an experimental scientist who, following an accidental explosion in his lab, slips in and out of delirium. When he realises that, in a delirious period, he has given the formula for making Krakatit to one of his colleagues, he tries to find the man, who does not realize how dangerous a thing Krakatit is. In the process, he nearly gives his discovery away again to foreign interests, a group of anarchists, and even greater forces of darkness...