有着冷漠杀神封号的燕(yàn )国七皇(huáng )子颜曦，征战齐国一举剿灭，并(bìng )且(qiě )带走亡国的小公主桃小薇，五岁(suì )萌(méng )娃桃小薇进入王(wáng )府后，搅(jiǎo )得王府(fǔ )上(shàng )下鸡(jī )犬不宁，冷血王爷首次体验养娃(wá )艰辛，对(duì )桃小薇照顾的无微(wēi )不至。二人打打闹闹，彼此成长