有着冷漠杀神封号的燕国(guó )七皇子颜曦，征(zhēng )战齐国一举剿灭，并且带走亡(wáng )国的小公主桃小薇，五岁萌娃桃(táo )小薇进入王府(fǔ )后，搅得王(wáng )府上(shàng )下(xià )鸡犬不宁，冷血王爷首次体验养娃艰辛，对桃(táo )小薇照顾的无(wú )微不(bú )至(zhì )。二人打打闹闹，彼此成长(zhǎng )