主(zhǔ )(🈯)人公洪三携母亲(⛲)和好友(yǒu )齐林到上(shàng )海投(🔼)奔严华(🕋),卷入两大公司权利斗争。严华此(🥈)时是(🛤)一(yī )名码(mǎ )头工(gōng )人,他不畏强权(quán )被推举为工人领袖。洪(😎)三(sān )则凭(⚫)借机(🕔)智(zhì )多次在(🤷)凶(xiōng )险的上(shàng )海滩(👁)化险(💆)为夷(🔲)。洪(hóng )三与忠义(🐖)之士(🛺)沈达义(🎫)结(🥞)金兰,与来上海(hǎi )报父仇的林(lín )依依(😱)在斗智斗勇中成为莫逆,女(nǚ )(🥁)扮男装(🚨)的林(⏯)依依爱(ài )上(shàng )(❔)洪三。洪三接(jiē )近富家女 于(yú )(📙)梦(mèng )竹,于(yú )梦(🙌)竹(zhú )爱(🤸)上洪(🙄)三。严华遇险,为(wéi )共产党人梁兴义(yì )所(🔔)救(jiù ),加入(rù )共产党。林依(yī )依(yī )为报(bào )仇(🐀)铤而走(zǒu )险,洪三(sān )与(👣)其奔(🤘)走天涯。林依依遇(🍑)难,洪三(sān )重回上海(hǎi )滩。在(🐛)严华(⛏)和梁兴义进步(bù )思想(🌼)的(🚶)感召(zhào )下,洪三(sān )放弃来之不(bú )易(🈺)的“美好(hǎo )生活”,为护送(📸)梁兴义离开上海倾(🍽)其所有甚至生命。洪三逐(🐖)渐懂得,共产(chǎn )党带领的这条道路,才是他(tā )所想追求(qiú )的远大前程。