有着冷漠(mò )杀(shā )神封号的(de )燕国七皇(huáng )子颜曦，征(zhēng )战齐(qí )国一举剿灭，并且带走亡国(guó )的小公主桃小薇，五岁萌娃桃小(xiǎo )薇进入(rù )王府后，搅得王府上(shàng )下鸡犬不宁，冷血王爷首次体验养娃艰辛，对(duì )桃(táo )小薇(wēi )照顾的无微不(bú )至。二人打打闹闹，彼此成长