1929年蒋(jiǎng )桂战(zhàn )争(✒)爆发,军阀势(shì )力割据(jù )。共产(😘)党(dǎng )员(yuán )覃文(🔱)邕肩负争取桂(guì )(🔧)系武(wǔ )装力量的任务(wù )(🍖)来到南宁,要争取的对象是义兄章云(yún )林,义弟满海(🖲)子因误(wù )会投奔(🎩)蒋介石。三兄(🕯)弟因立场和信(🥄)仰不(🚉)同,展开了较量。章云(yún )林在(zài )革(✖)命(mìng )的感召下,揭(jiē )(🥀)竿起义,最终为革命献身,战死(sǐ )沙场(chǎng )。满海(🛑)子经(😞)历(🖲)种种矛(💱)盾冲突,了(le )解(jiě )事(🥔)实(💻)真(🗞)相,战死沙场。覃文邕的亲(㊙)密(mì )爱人林(💪)瑶,经(jīng )历种种(zhǒng )考验,追随覃(🚻)文邕加(⛳)入共产党。