有着冷漠杀神(shén )封号的燕(yàn )国七皇子颜(yán )曦，征(zhēng )战(zhàn )齐国(guó )一举剿灭，并且带(dài )走亡国的小公(gōng )主桃小薇，五(wǔ )岁萌娃桃小薇进入王府后，搅(jiǎo )得王府上(shàng )下鸡犬不宁(níng )，冷血王爷首次体验养娃(wá )艰辛，对桃小薇照顾的无微不至。二人打打闹闹，彼(bǐ )此成长