Undercover police officer Shan Ge from the West Kowloon Serious Crime Unit has sent a report to Senior Inspector Sir Wei that the largest drug lord in Hong Kong, Mr. Jin, will personally trade the largest amount of drugs this year, involving a total amount of 20 million US dollars. However, thisThis transaction turned out to be a scam by drug lords to find police undercover agents. Undercover Mountain Brother was accidentally exposed and was fully pursued by a drug trafficking group. His identity as an undercover agent was suddenly deleted, and for a while, Mountain Brother fell into a trapAmidst the whirlpool dispute of black and white. Brother Shan must prove his innocence and crush the conspiracy of the drug lord Mr. Jin within the deadline