有着(zhe )冷(lěng )漠杀神封号的燕(yàn )国七皇子颜曦，征战齐国(guó )一举剿(jiǎo )灭，并(bìng )且带走亡国的小公主(zhǔ )桃小薇，五岁萌娃桃(táo )小薇进入王府后，搅得王府上下鸡犬不宁，冷血王爷首次体验养娃艰辛，对(duì )桃小薇照顾(gù )的无(wú )微不至(zhì )。二人(rén )打打闹闹，彼此成长