『97超(chao)級碰』介(jie)紹(shao):港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng)(王祖(zu)賢(xian) 飾)從大陸偷渡(du)至香港(gang),一路(lu)顛(dian)簸還(huan)被蛇(she)頭(tou)欺辱,搏斗過程中將蛇(she)頭(tou)打傷才逃脫出(chu)來(lai),但外面的世(shi)界(jie)同樣令她(ta)感到陌生(sheng)(sheng)(sheng)(sheng)(sheng)惶(huang)恐她(ta)起初預備(bei)投(tou)靠自(zi)己(ji)的姨(yi)媽(ma)(ma),卻遭到姨(yi)媽(ma)(ma)拒(ju)絕且(qie)冷言諷刺港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng),而姨(yi)父則垂涎(xian)其美色,港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng)只(zhi)得(de)(de)離開姨(yi)媽(ma)(ma)家再(zai)次(ci)流落街頭(tou)。督查何定(ding)(ding)邦(周潤發 飾)和祥(xiang)仁(呂方 飾)追捕白粉雄(xiong),白粉雄(xiong)駕車沖出(chu)街道撞倒了(le)路(lu)邊的港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng)。港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng)在醫院蘇醒以(yi)后害怕身份敗露被送(song)回大陸,靈機一動謊(huang)稱自(zi)己(ji)腦部受傷得(de)(de)了(le)失(shi)憶癥,還(huan)“認準”何定(ding)(ding)邦就是(shi)其丈夫(fu)偉雄(xiong)。心性善良(liang)的定(ding)(ding)邦只(zhi)得(de)(de)將港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng)接(jie)回家中暫住,二人關系日漸改變,但港(gang)生(sheng)(sheng)(sheng)(sheng)(sheng)“偷渡(du)客”的身份卻像(xiang)兩人關系中的定(ding)(ding)時(shi)炸彈時(shi)時(shi)刻刻存在著(zhu)……