有着冷漠杀神封号的燕国七皇子(zǐ )颜曦，征战齐国(guó )一举剿(jiǎo )灭，并(bìng )且带走亡国的小公主桃小(xiǎo )薇，五岁萌娃桃(táo )小薇进入王府后，搅得王(wáng )府上(shàng )下(xià )鸡(jī )犬不(bú )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(wēi )不至。二人打打闹闹，彼此成长