Lu Ling

Helena Hotel is the first overseas investment project of China Huafeng Company. Jin Haiwen, a Taiwanese-American businessman and the chairman of Derui Company, bribed Zhou Sen, the general representative of Huafeng Company's North American branch, with a large sum of money. He bought the Hailunna Hotel, which was already insolvent and unable to operate, at double the price. Jin Haiwen won a huge kickback from this

Undercover within a drug trafficking syndicate, police officer Zhu Yangguang, nicknamed "Old Four", "protected" his drug trafficking accomplice Wu Hainiu, nicknamed "Little B", during a drug enforcement operation. Wu is a key figure within the drug trafficking group who holds the transaction relationships. Despite repeated drug crackdowns by the public security department, they have always been at a disadvantage as they have failed to break through this hidden network