有着冷漠杀(shā )神(shén )封号的燕国七皇(huáng )子颜曦，征战齐(qí )国(guó )一举(jǔ )剿灭，并且带走亡国(guó )的小公主桃(táo )小薇，五岁萌娃(wá )桃小薇进入王(wáng )府后，搅得王府上下鸡犬(quǎn )不宁，冷血王爷首(shǒu )次体验养娃艰辛，对(duì )桃(táo )小薇照顾的无微不至。二人打打闹闹，彼此成长