The detectives investigate a multiple homicide at a fast food restaurant; an addict gives his baby daughter to a drug dealer as collateral on an overdue loan; Internal Affairs reopens the Kirkendall case.
胡八一、Shirley杨、王胖子三人接受商人明叔的委托，前往昆仑雪山冒险，与此同时，“铁三角”也身负隐藏任务，破解雮尘珠的秘密。
