有着冷(lěng )漠(mò )杀神封号的燕国七皇(huáng )子颜曦，征战齐国一举剿灭，并(bìng )且带走亡国的小公(gōng )主(zhǔ )桃小薇，五岁萌娃桃小薇进入王府后，搅得王府上下鸡(jī )犬(quǎn )不宁，冷血王爷首次(cì )体验养娃(wá )艰辛，对(duì )桃(táo )小(xiǎo )薇照顾的无微不至。二人打打闹闹，彼此成长