有着冷漠杀神封号(hào )的燕(yàn )国七皇子颜曦，征战齐国一举剿灭，并且(qiě )带走亡国的小公主(zhǔ )桃(táo )小薇，五岁萌娃桃小薇进入王府(fǔ )后，搅得王府上下鸡犬(quǎn )不宁，冷血王爷首(shǒu )次(cì )体验养娃(wá )艰辛，对桃(táo )小薇(wēi )照顾的无(wú )微(wēi )不至。二人打打闹闹，彼此成长