有着冷(lěng )漠杀神封号的燕(yàn )国七皇子(zǐ )颜曦，征(zhēng )战齐国一举剿灭，并(bìng )且带走亡国的小(xiǎo )公主桃小薇，五岁萌娃桃(táo )小薇进入(rù )王府后，搅得王府上下(xià )鸡犬(quǎn )不(bú )宁，冷血王爷首次体验养娃(wá )艰辛，对桃(táo )小薇(wēi )照顾的无微不至。二人打打闹闹，彼此成长