『楊(yang)麗青三級』介(jie)紹:劉(liu)建(jian)(jian)(jian)明(ming)(劉(liu)德華)在(zai)陳(chen)(chen)永(yong)仁(梁(liang)朝偉)被(bei)(bei)殺10個(ge)(ge)(ge)月后接(jie)受警(jing)(jing)隊(dui)內部調查,被(bei)(bei)架空職權,加上家庭的變(bian)故(gu),他的精(jing)神(shen)狀態每況愈下,但他堅(jian)信局面很快就會扭(niu)轉。年輕警(jing)(jing)司楊(yang)錦(jin)(jin)(jin)榮(黎(li)明(ming))在(zai)同(tong)事看來是(shi)怪人一(yi)個(ge)(ge)(ge),他正憑著過人的業(ye)績邁向(xiang)警(jing)(jing)隊(dui)最高層(ceng)。為了(le)搞清楚楊(yang)錦(jin)(jin)(jin)榮的真實身份,劉(liu)建(jian)(jian)(jian)明(ming)開始(shi)對其調查。劉(liu)建(jian)(jian)(jian)明(ming)漸(jian)(jian)漸(jian)(jian)發現韓琛舊日(ri)的生意拍檔沈澄(陳(chen)(chen)道明(ming))與楊(yang)錦(jin)(jin)(jin)榮有著千絲(si)萬(wan)縷的關系,為了(le)置(zhi)楊(yang)錦(jin)(jin)(jin)榮于死地,也為了(le)不(bu)讓自己(ji)的身份曝光,渴(ke)望做個(ge)(ge)(ge)好人已久的劉(liu)建(jian)(jian)(jian)明(ming)開始(shi)千辛萬(wan)苦地找尋一(yi)個(ge)(ge)(ge)又一(yi)個(ge)(ge)(ge)證據,可(ke)是(shi)他總在(zai)最接(jie)近真相(xiang)時功(gong)虧一(yi)簣。