有着(zhe )冷漠杀神(shén )封号的燕国七皇子(zǐ )颜曦，征(zhēng )战(zhàn )齐国一举剿灭，并且(qiě )带(dài )走亡国(guó )的小公(gōng )主桃小薇，五岁萌娃桃小薇进(jìn )入王府后，搅(jiǎo )得王府上下(xià )鸡犬不宁，冷血王爷首次体验养娃(wá )艰辛，对桃小薇照(zhào )顾的无(wú )微不至。二人打打闹闹，彼此成长