有着冷漠(mò )杀神封号的燕国(guó )七皇子颜(yán )曦，征战(zhàn )齐国(guó )一举剿灭，并(bìng )且带走亡(wáng )国的小公主桃(táo )小薇，五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(wáng )爷首次体(tǐ )验养娃艰辛，对桃小薇照(zhào )顾的无微不至(zhì )。二人打打闹闹，彼此成长