抗日战争(zhēng )(🌠)英雄程怀(⛲)远(✒)与(🐽)农村姑娘(🏽)水(shuǐ )妹子相(🌰)爱(ài ),他答应要在解放(fàng )战(zhàn )争结束后回来娶水(shuǐ )妹(🛤)子(zǐ )。可(🔬)当他再(zài )(🐮)次来到插(chā )水村(cūn )(🌫)时(shí ),瘟(wēn )疫(🎏)在(zài )此蔓延,血吸虫(chóng )病折磨着(zhe )这里的(de )(🤷)乡亲们。程怀(huái )远任用李宋(🥄)唐,组织血(🐖)防(🕌)队。为了发明(🗑)新(xīn )(😚)药,程怀远以身(shēn )(🚑)试药,差点送命。三日疗法成功(gōng )后得到(🥁)广泛(📯)应(🚨)用,疫(yì )情缓解(jiě )。吴忝(🌑)绮对程怀(huái )远的敬(🗞)仰遭(📙)到李宋唐的嫉妒,丧(sàng )失理智的他污(⛓)辱了(le )水妹子。水(🤷)妹子和程怀远在(zài )个人恩怨面前以大局(jú )为(wéi )重,保全(quán )了李宋唐。血防工作(zuò )状况频出,来怀沙治疗失误导(dǎo )致两个(gè )患(🌹)者死亡(wáng ),村民要(yào )求以命偿命。程怀远考虑到他(tā )的妻儿自己(jǐ )承担(dān )了(⏲)责(📛)任,离开了(🥤)血(🔷)防(fáng )(👵)队。水妹(🐞)子嫁给了(le )程(🚲)怀远(yuǎn )。程怀远创立的(🖍)土(🔫)埋法和开渠降(jiàng )水(🏓)法很有(yǒu )(🍁)成效。最(zuì )后的(🎦)攻坚(jiān )阶(🍺)段,程(chéng )怀远回到灭螺前线,彻(🕺)底消(xiāo )灭了血(🚩)吸虫病。