Become a Police Officer in America

[Bizarre cases + brain-based reasoning + system supplemented, plot mainly] In the United States in the 1990s, gangs and drugs were rampant, and bizarre cases emerged one after another. Lucas traveled to this chaotic era and became a police officer. Robbery of cash transport truck, serial murder case, strange wizard murder case, underground dark network case, transnational arms case... Each small case involves a major case involving high-level officials in the United States...