有着冷(lěng )漠杀神(shén )封号(hào )的燕国七(qī )皇子颜曦，征战(zhàn )齐国一举剿灭，并且带(dài )走亡国的小(xiǎo )公主桃小薇，五岁萌娃桃小薇进入王府后，搅得王府上(shàng )下鸡犬不宁，冷(lěng )血王爷首(shǒu )次体验(yàn )养娃艰辛，对桃小薇照顾的无微不至。二人打打闹闹，彼此成(chéng )长(zhǎng )