有着冷(lěng )漠(mò )杀神封号的燕国七皇(huáng )子(zǐ )颜曦，征战齐国一举剿(jiǎo )灭，并(bìng )且(qiě )带走亡国的(de )小公主桃小薇，五岁萌娃桃小(xiǎo )薇进入(rù )王府后，搅得王府(fǔ )上下鸡犬不宁，冷血王爷首次体验养娃(wá )艰辛，对桃(táo )小薇照顾的无微不至。二人打打闹闹，彼此成长(zhǎng )