有着冷漠(mò )杀神封号的燕(yàn )国七皇(huáng )子颜曦，征战齐国一举剿灭，并且带走亡国的小公(gōng )主(zhǔ )桃小薇，五岁萌娃桃小薇进入王府后，搅得王府上(shàng )下鸡犬不宁，冷血王爷首次体验(yàn )养娃艰(jiān )辛，对(duì )桃(táo )小薇照顾的无微不至。二人打(dǎ )打(dǎ )闹闹，彼此成长(zhǎng )