『硯床(chuang)』介紹:當(dang)了八年臥(wo)底(di)(di)探員的海(hai)(hai)生(sheng)(sheng)(張家(jia)輝飾)成功逮(dai)捕(bu)犯罪(zui)分子(zi)Dark哥(吳鎮宇(yu)飾),心想到終于可(ke)以擺脫臥(wo)底(di)(di)生(sheng)(sheng)活(huo),海(hai)(hai)生(sheng)(sheng)感到生(sheng)(sheng)活(huo)又恢復了光明。 可(ke)是(shi)(shi)(shi),事(shi)情卻(que)不(bu)是(shi)(shi)(shi)海(hai)(hai)生(sheng)(sheng)想的那樣美(mei)好。復職的頒(ban)獎儀式草草了事(shi),同事(shi)對他(ta)投來(lai)的不(bu)是(shi)(shi)(shi)關切與欣(xin)賞(shang),而是(shi)(shi)(shi)不(bu)信任的目光。警員阿龍(黃秋生(sheng)(sheng)飾)只是(shi)(shi)(shi)默默地安慰他(ta)。 臥(wo)底(di)(di)時(shi)期的女(nv)友(you)與自己(ji)分手(shou),陌生(sheng)(sheng)人開始跟(gen)蹤自己(ji),海(hai)(hai)生(sheng)(sheng)覺得自己(ji)警員的生(sheng)(sheng)活(huo)遠比臥(wo)底(di)(di)更加痛苦。他(ta)回想起臥(wo)底(di)(di)時(shi)候Dark哥與他(ta)的往事(shi),不(bu)由得動容(rong),而此(ci)時(shi),海(hai)(hai)生(sheng)(sheng)臥(wo)底(di)(di)時(shi)的朋友(you)找到海(hai)(hai)生(sheng)(sheng),原(yuan)來(lai)想逃離臥(wo)底(di)(di)生(sheng)(sheng)涯,遠非那么簡(jian)單(dan)。