Description：Shanghai is a place with many foreign concessions, evildoers, rich people and fools, and vanity and crime coexist. Hence the name "Adventurer's Paradise" or "Magic City". As the smartest "investigator" in the concession, Fan Ruyi (Ethan Ruan) has to deal with all kinds of people every day, from whom he obtains all kinds of investigative information, and therefore is deeply trusted by his boss. But one day, after taking over a top-secret mission assigned by his boss, all kinds of unexpected and bizarre events followed: Song Xiaoqiao (Yang Zishan), the daughter of a warlord, was kidnapped, the young boy Xiaoliu died tragically on the street, female students from aristocratic schools, colleagues from the patrol room, etc. were all involved and none of them were spared. Fan Ruyi tried to prevent innocent people from being killed, but the result was beyond his expectation. The "number one suspect" of all the murders turned out to be himself! In order to clear his name, Fan Ruyi tried to stop ... from which he was killed. In order to clear his name, Fan Ruyi tried to stop innocent people from being killed, from which he was killed. In order to clear his name, Fan Ruyi tried to stop innocent people from being killed, but the result was beyond his expectation. The "number one suspect" of all the murders turned out to be himself! In order to clear his name, Fan Ruyi tried to stop innocent people from being killed, from which he was killed. In order to clear his name, Fan Ruyi tried to stop innocent people from being killed, but the result was beyond his expectation. The "