有着冷(lěng )漠杀神封号的燕(yàn )国七皇子颜曦，征(zhēng )战齐国一举剿灭，并且带走亡国(guó )的小公主(zhǔ )桃小薇，五岁萌(méng )娃桃小(xiǎo )薇进入王府后，搅(jiǎo )得(dé )王(wáng )府上(shàng )下鸡犬不(bú )宁，冷血王爷首次体验养娃艰辛，对(duì )桃(táo )小薇照顾的无微不至。二人打打闹闹(nào )，彼此成长