有着冷(lěng )漠杀(shā )神封号的燕国七皇子颜曦，征战齐国一举剿(jiǎo )灭，并且(qiě )带走亡国(guó )的小公主桃小薇，五岁萌娃桃(táo )小(xiǎo )薇(wēi )进入王府后(hòu )，搅得王府上下鸡犬不宁，冷血王爷首次体验养娃(wá )艰辛，对(duì )桃小薇照顾的无微不至(zhì )。二人打(dǎ )打(dǎ )闹(nào )闹，彼此成长