有着冷漠(mò )杀神封号的燕国七皇子颜曦，征战(zhàn )齐国一举剿(jiǎo )灭，并(bìng )且带走(zǒu )亡国的小公(gōng )主桃(táo )小薇，五岁萌娃桃小(xiǎo )薇(wēi )进入王府后，搅得(dé )王府上下鸡犬不宁，冷(lěng )血王爷首次体验养娃艰(jiān )辛，对桃小薇照顾的无微不至。二人打打闹闹，彼此成长(zhǎng )