有着冷(lěng )漠杀神(shén )封号(hào )的燕国七皇子颜曦，征战齐国一举剿灭，并(bìng )且带走亡国的小公主桃小薇，五岁(suì )萌娃桃小薇进入王府(fǔ )后，搅得王府上(shàng )下鸡(jī )犬不宁，冷血王爷首(shǒu )次体验养娃艰(jiān )辛，对桃小薇照(zhào )顾(gù )的无微不至。二人打打(dǎ )闹闹，彼(bǐ )此成长