有着冷(lěng )漠杀神封号的燕国七皇子颜曦，征战齐国一(yī )举剿(jiǎo )灭，并(bìng )且带走亡国的(de )小公主桃小(xiǎo )薇，五岁萌娃桃小薇进入王府(fǔ )后，搅得王府上(shàng )下鸡犬不(bú )宁，冷血王爷首(shǒu )次体验养娃艰辛，对桃(táo )小薇照(zhào )顾的无微(wēi )不(bú )至。二人打打闹闹，彼此成长