有着冷(lěng )漠杀神封号的燕(yàn )国七皇(huáng )子颜曦，征战齐(qí )国一(yī )举剿灭，并且带走亡国(guó )的小公(gōng )主桃(táo )小薇，五岁萌娃桃小(xiǎo )薇进入王府后，搅得王府上(shàng )下鸡犬不宁，冷血王(wáng )爷首(shǒu )次体验养娃艰辛，对(duì )桃小薇(wēi )照顾的无微不至。二人打打闹闹，彼此成长