有着冷漠(mò )杀神封号的燕国(guó )七皇子颜曦，征战齐国一(yī )举剿(jiǎo )灭，并且带走亡国的小(xiǎo )公主桃(táo )小薇，五(wǔ )岁萌娃桃小薇进入王府后，搅(jiǎo )得王(wáng )府上下鸡犬不宁，冷血王爷首(shǒu )次体(tǐ )验(yàn )养娃艰(jiān )辛，对桃小薇照顾的无(wú )微不至。二人打打闹闹，彼此(cǐ )成长