有着冷漠杀神封号的燕国七皇子颜曦(xī )，征战齐国一举剿(jiǎo )灭，并(bìng )且带走亡国(guó )的小公主桃小(xiǎo )薇，五岁(suì )萌娃(wá )桃小薇进入(rù )王府后，搅得(dé )王府上(shàng )下鸡犬不宁，冷血王爷首次体(tǐ )验养娃艰辛，对桃小(xiǎo )薇(wēi )照顾的无微(wēi )不至。二人打打闹闹(nào )，彼此成长