有着(zhe )冷漠(mò )杀神封号的燕(yàn )国七皇子颜曦，征(zhēng )战齐国一举剿灭，并且带走亡国的小(xiǎo )公主桃小(xiǎo )薇，五(wǔ )岁萌娃桃小薇进入王府后，搅得王(wáng )府上下鸡犬不宁，冷血王(wáng )爷首次体验养(yǎng )娃艰辛，对(duì )桃(táo )小薇照顾的无微不至(zhì )。二人(rén )打打闹闹，彼此成长