有着(zhe )冷(lěng )漠(mò )杀神(shén )封号的燕国七皇子颜曦，征战齐国一举剿灭，并且带(dài )走亡国的小公(gōng )主桃小薇，五岁(suì )萌娃桃小薇进入王府后，搅得王府上下鸡犬不(bú )宁，冷(lěng )血王爷(yé )首次体验养娃艰辛，对(duì )桃(táo )小薇(wēi )照顾的无微(wēi )不至。二人打打闹闹，彼此(cǐ )成长