有着冷漠(mò )杀(shā )神封号的燕国七皇子颜曦，征战(zhàn )齐国一举剿灭，并(bìng )且带走亡国的小(xiǎo )公主桃小薇，五岁萌娃(wá )桃小薇进入王府(fǔ )后，搅(jiǎo )得王府上(shàng )下鸡犬不宁，冷血王爷首次体验养娃艰(jiān )辛，对桃小薇照(zhào )顾的无微不至。二人(rén )打打闹闹，彼此成长(zhǎng )