有着冷(lěng )漠杀神封号的燕国(guó )七皇子颜曦，征战齐国(guó )一举剿灭，并且带(dài )走亡国(guó )的小公主桃(táo )小(xiǎo )薇，五岁(suì )萌娃桃(táo )小薇进入王(wáng )府后，搅得王府上下鸡(jī )犬(quǎn )不宁，冷血王爷首次体验养娃艰(jiān )辛，对桃小(xiǎo )薇照(zhào )顾的无微不至。二人打打闹闹，彼此成长