有着(zhe )冷漠杀神封号的燕(yàn )国七皇子颜曦，征战(zhàn )齐国一举(jǔ )剿灭，并且(qiě )带(dài )走亡国的小(xiǎo )公主(zhǔ )桃小薇，五岁萌娃桃小薇(wēi )进(jìn )入(rù )王府后，搅得王府上下鸡犬不宁，冷血王爷首(shǒu )次体验养娃艰辛，对桃(táo )小(xiǎo )薇照顾的无微不至。二人打打闹闹，彼此(cǐ )成长