江边渔女宛二娘意外救起(qǐ )落水的皇上,起初以为老人(rén )神志不清,收留照料。途中遭(zāo )遇(yù )刺杀,宛二娘凭借江湖智(zhì )慧(huì )与漕帮势力护驾,得知皇(huáng )上(shàng )遭皇子谋逆暗算。她护送皇(huáng )上前往不受宠的荣王封地(dì ),发现荣王勤政爱民。众人历(lì )经(jīng )水路突围,宛二娘展露漕(cáo )帮(bāng )大当家本色,助皇上平定(dìng )叛(pàn )乱。荣王因仁厚被立为储(chǔ )君(jun1 ),与宛二娘互生情愫。宛二娘(niáng )不愿入宫为后,坚守江湖自(zì )由,以独特方式守护所爱与(yǔ )漕(cáo )帮,最终与荣王达成庙堂(táng )与(yǔ )江湖的相守共护一方安(ān )稳(wěn )。