有着冷(lěng )漠杀神封号的燕国七皇子颜曦，征战(zhàn )齐国一举剿灭，并且带走亡国的小公主桃小薇，五岁萌娃桃小(xiǎo )薇进(jìn )入王府后，搅得王府上(shàng )下鸡(jī )犬不宁，冷血王爷首(shǒu )次体验养(yǎng )娃艰辛，对桃小(xiǎo )薇照(zhào )顾的无微不至(zhì )。二人打(dǎ )打闹(nào )闹，彼此成长(zhǎng )