有着(zhe )冷漠杀神封号的燕国七皇子颜(yán )曦，征战齐国(guó )一举剿(jiǎo )灭，并且带(dài )走亡(wáng )国的小(xiǎo )公主桃小薇，五岁萌娃(wá )桃小薇(wēi )进入王(wáng )府后，搅得王(wáng )府上下鸡犬不宁，冷血王爷首次体验(yàn )养娃艰辛，对(duì )桃小薇照(zhào )顾的无微不至。二人打打闹闹，彼此成长