有着冷漠(mò )杀神封号的燕(yàn )国七皇子颜曦，征战齐国一举剿灭，并且带走(zǒu )亡国(guó )的(de )小公(gōng )主桃小薇，五岁萌娃桃小薇进入王府后，搅得(dé )王(wáng )府上下鸡犬不宁，冷血王爷(yé )首次体验养娃艰辛，对(duì )桃小(xiǎo )薇(wēi )照顾的无微不至。二人打(dǎ )打(dǎ )闹闹，彼此成长