天才工(gōng )程师苏明(míng )惨遭挚友陆镇安算(suàn )计,专利被篡改,资金遭掏空(kōng ),最终含恨自尽。年幼的苏夏(xià )目睹惨剧(jù ),留下心理阴影。此(cǐ )后她与姐(jiě )姐苏冬被陆镇安(ān )收养,在陆(lù )家受尽欺辱。陆镇(zhèn )安(ān )为霸占(zhàn )利益,逼迫苏冬嫁予(yǔ )自己,苏冬为保全妹妹,暗中(zhōng )查证真相,被迫隐忍。孤苦的(de )苏夏被身(shēn )负家仇的肖齐所(suǒ )救,在其训(xùn )练下蜕变为果敢(gǎn )的复仇者(zhě )。多年后,苏夏伪装(zhuāng )身(shēn )份回归,刻意接近陆镇安之(zhī )子陆帆。陆帆对苏夏又爱又(yòu )疑,逐渐深陷其中。苏夏一边(biān )伺机窃取(qǔ )机密,一边戳穿简(jiǎn )西冒名邀(yāo )功的假象。