1975年,北(🆓)京。方凌轩(郑榕 饰)大半辈子在新华医院从事中医药研(yán )究,平日(🛤)里著书(🔬)立(🏴)说(shuō ),颇(pō )有(yǒu )(💤)建(jiàn )树。作为人大代(🎏)表,出(🏇)席了全国(🚤)四(sì )届人代(dài )会,并(bìng )受(shòu )到周总理的接见(jiàn )(🙍)与关怀。会后,他(tā )加(🐖)紧(jǐn )了冠心病新药(yào )的研(yán )(🍮)制(zhì )。女婿庄济生(修(🕕)宗迪 饰)是四人帮(bāng )在(zài )卫生(shēng )部的爪牙,他对研(yán )(😞)制工(🔢)作百(💱)般刁难阻挠,回到(dào )家(jiā )中,方凌轩与庄济生展开面(㊙)对面(🙀)交锋,他严厉斥责(zé )女婿的极左言行,恼(⛳)羞成(💠)怒(👺)的庄(🏯)济生(shēng )通过部里四人帮的代言人(👣),疯(🤘)狂(kuáng )打压一(💹)切(qiē )与研制新药有(💍)关的人和事(shì )。就(🏻)在方凌轩感到绝(🤷)望之(zhī )机,周(zhōu )总(💹)理(lǐ )(📟)从医(yī )院打来电话鼓励他(🈺)继(jì )续研制(😙),早(⏲)一(yī )天服(fú )务于广(guǎng )大患者,这给了方凌轩(🏴)及同(📐)事极大的勇气(🐖)......