有着(zhe )冷漠杀神封号的燕国七皇子(zǐ )颜曦，征战齐国一举剿灭，并且带走(zǒu )亡国的(de )小公(gōng )主(zhǔ )桃小薇，五岁萌娃(wá )桃(táo )小薇进入(rù )王府后，搅得王府上下鸡犬不宁，冷血王爷首次(cì )体验养娃艰(jiān )辛，对(duì )桃小薇照顾的无(wú )微不(bú )至。二人打打闹闹，彼此(cǐ )成长