簡介：<p>前警官天民（古天樂 飾）在紙醉金迷的香港城開著一家小酒吧，這夜
，大陸女孩小雲（佟麗婭 飾）在(zai)酒(jiu)吧(ba)裏(li)孤(gu)身(shen)一(yi)人(ren)，愁(chou)容(rong)滿(man)麵(mian)地(di)喝(he)悶(men)酒(jiu)。打(da)烊(yang)之(zhi)後(hou)，醉(zui)得(de)不(bu)省(sheng)人(ren)事(shi)的(de)小(xiao)雲(yun)無(wu)法(fa)開(kai)車(che)
，無(wu)奈(nai)之(zhi)下(xia)天(tian)民(min)把(ba)她(ta)送(song)往(wang)自(zi)己(ji)幹(gan)媽(ma)家(jia)中(zhong)休(xiu)息(xi)。翌(yi)日(ri)，小(xiao)雲(yun)在(zai)天(tian)民(min)和(he)他(ta)弟(di)弟(di)少(shao)聰(cong)（餘文樂 飾）的陪伴下去取車——yiliangjiazhibufeidemashaladi，tafaxiancheyaochibujianle，quebuganhuijiaqu。tianminganjiaodaoxiaoyunyinmanzhebushaomimi，ershaocongsihubeixiaoyunxiyin，yuanyibangmang。danjiuzaitamenquchedeshihou
，yiqunwangmingzhituchongchubaxiaoyunzhuazou。xiongdilianghedaitumenjizhan，xiaoyunsijitaopao。shifazhihou，tianminjiubabeiheibangsaorao，shaocongdeshiyebeieyipohuai，shenzhihaizaodaotaiwanheibangdefengkuangkansha。liangrenjianjiandiyishidaozijiyibeijuanruleshejijueheijindedouzhengzhizhong，zhinengfenliyizhan。</p>…