有着(zhe )冷漠杀神封号的燕国七皇子颜(yán )曦，征战(zhàn )齐(qí )国一举剿灭，并(bìng )且带走亡国的小公主桃小(xiǎo )薇，五岁萌娃桃小薇(wēi )进入王府后，搅得王府上(shàng )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(bú )至。二人(rén )打打(dǎ )闹闹，彼此成长