有着(zhe )冷漠杀(shā )神(shén )封号的燕国七皇子颜曦，征战齐国一(yī )举剿灭，并且带走亡国的小(xiǎo )公主桃小薇，五(wǔ )岁萌(méng )娃桃小(xiǎo )薇进入王府后，搅得王(wáng )府上(shàng )下鸡(jī )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(wēi )不至。二人打打(dǎ )闹闹，彼此成长