天才工(gōng )程(chéng )师苏明惨遭挚友陆镇安(ān )算(suàn )计,专利被篡改,资金遭掏(tāo )空(kōng ),最终含恨自尽。年幼的苏夏(xià )目睹惨剧,留下心理阴影。此(cǐ )后(hòu )她与姐姐苏冬被陆镇安(ān )收(shōu )养,在陆家受尽欺辱。陆镇(zhèn )安(ān )为霸占利益,逼迫苏冬嫁(jià )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 )苏夏被身负家仇的肖齐所(suǒ )救(jiù ),在其训练下蜕变为果敢(gǎn )的(de )复仇者。多年后,苏夏伪装(zhuāng )身(shēn )份回归,刻意接近陆镇安(ān )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 )伺机窃取机密,一边戳穿简(jiǎn )西(xī )冒名邀功的假象。