有着冷(lěng )漠(mò )杀(shā )神封号的燕国七皇子颜曦(xī )，征战(zhàn )齐国一举剿灭，并(bìng )且带走亡(wáng )国的小公主桃(táo )小薇，五岁萌娃桃(táo )小薇进(jìn )入王府后，搅得(dé )王(wáng )府上下鸡犬不宁，冷血王爷首次(cì )体验养娃艰辛，对桃小薇照顾的无(wú )微不至。二人打打闹闹，彼此成长