有着(zhe )冷漠杀神封号的燕国七皇子颜曦，征战(zhàn )齐国一举剿灭，并且带走亡国的(de )小公(gōng )主桃小薇，五岁萌娃(wá )桃(táo )小薇进入王府后，搅得王府(fǔ )上(shàng )下鸡犬(quǎn )不宁，冷血王爷首次(cì )体验养娃艰辛，对桃小(xiǎo )薇照(zhào )顾的无微不至。二人打打闹(nào )闹，彼此(cǐ )成长