有着冷(lěng )漠杀神封号(hào )的燕国(guó )七皇子颜曦，征战齐国一举剿灭，并且带(dài )走亡(wáng )国的小公(gōng )主桃小薇，五(wǔ )岁萌娃桃小薇进入王府后，搅得(dé )王府上(shàng )下鸡犬不宁，冷血王爷首次体验养娃艰辛，对(duì )桃小薇照(zhào )顾的无微不至。二人(rén )打打闹闹，彼(bǐ )此成长(zhǎng )