有着冷漠杀神(shén )封号的燕国七皇(huáng )子颜曦，征战齐(qí )国一举剿(jiǎo )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(fǔ )后，搅(jiǎo )得王府(fǔ )上(shàng )下鸡(jī )犬不宁，冷血王爷首次(cì )体验养娃艰辛，对(duì )桃小薇照顾的无微(wēi )不至。二人打打闹闹，彼此(cǐ )成长