有着冷漠杀神封号的燕国七皇子(zǐ )颜曦，征(zhēng )战(zhàn )齐(qí )国(guó )一举剿(jiǎo )灭，并(bìng )且带走亡国的小公(gōng )主桃小薇(wēi )，五岁萌娃桃(táo )小薇进入王府后，搅得王府上下鸡犬不宁，冷血王爷首次(cì )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