有着冷漠杀神封号的燕(yàn )国七皇子颜曦，征战齐国一(yī )举剿灭，并(bìng )且(qiě )带走(zǒu )亡国的小公主桃小薇，五岁萌娃桃(táo )小薇进入王(wáng )府后，搅得(dé )王府上下鸡犬不宁，冷血王爷首(shǒu )次(cì )体验养(yǎng )娃艰辛，对桃小薇(wēi )照顾的无(wú )微(wēi )不至。二人打打(dǎ )闹闹，彼此成长