有着冷漠杀神封号(hào )的燕国(guó )七皇子颜曦，征战齐国一举剿灭，并且带走亡国的小公(gōng )主(zhǔ )桃小薇，五岁萌娃桃小薇(wēi )进入(rù )王府后，搅得(dé )王(wáng )府上下鸡犬不宁，冷血王(wáng )爷首(shǒu )次体验养娃艰辛，对(duì )桃小薇照(zhào )顾的无微不至。二人打打闹闹，彼此成长(zhǎng )