有着冷(lěng )漠杀神封号的燕(yàn )国七皇子颜曦，征(zhēng )战齐国一(yī )举剿灭，并(bìng )且带走亡(wáng )国的小(xiǎo )公主桃小薇，五岁萌娃桃小薇进入(rù )王(wáng )府后，搅得王府(fǔ )上下鸡犬不宁，冷血王爷首次体验养娃艰辛，对(duì )桃小薇照顾的无微不至。二人打打(dǎ )闹闹(nào )，彼(bǐ )此成长(zhǎng )