有着冷漠杀神(shén )封号(hào )的燕国(guó )七(qī )皇子颜曦，征战齐国一举(jǔ )剿(jiǎo )灭，并且带走亡国的小(xiǎo )公主桃小薇，五岁萌娃桃小薇进入王府后，搅得(dé )王府上(shàng )下鸡(jī )犬(quǎn )不宁，冷血王爷首次体验养娃艰辛，对桃小薇照顾的无微(wēi )不至(zhì )。二人打打闹闹，彼此成长(zhǎng )