[After being released from prison, a maniac who protects his wife returns to the slaughterhouse] In 2005, the coastal special zone "Jinghai City" grew wild. Half here is a lavish financial empire, and half is a dark and gray area of urban villages with surging undercurrents. Black and white are intertwined, power and sex transactions are rampant, transnational drug lords, financial giants, dark web hackers, and underground counterfeiters.