有着冷漠杀(shā )神封号(hào )的燕(yàn )国(guó )七皇子颜曦，征战齐国一举剿灭，并且带走亡国(guó )的小(xiǎo )公主桃小薇，五(wǔ )岁(suì )萌娃(wá )桃小(xiǎo )薇进入王府后，搅(jiǎo )得王府上下鸡犬不宁，冷血王爷首次(cì )体验养娃艰辛，对桃小薇照(zhào )顾(gù )的无微不至。二人打打闹闹，彼此成长