有着(zhe )冷漠杀神(shén )封号的燕国(guó )七皇子颜曦，征战齐国(guó )一举剿灭，并且带走(zǒu )亡国的小(xiǎo )公主桃小薇，五(wǔ )岁萌娃桃小薇(wēi )进入(rù )王府(fǔ )后，搅得王府上下鸡犬不宁，冷血王爷(yé )首次体验养娃(wá )艰辛，对(duì )桃小(xiǎo )薇照顾的无微(wēi )不至。二人打打闹闹，彼此成长