有着(zhe )冷漠(mò )杀神封号的燕国七皇子颜曦，征(zhēng )战(zhàn )齐国一举剿灭，并(bìng )且带走亡国的小(xiǎo )公主(zhǔ )桃(táo )小薇，五岁萌(méng )娃桃小薇进入王府后，搅得王(wáng )府上下鸡犬不(bú )宁，冷血王爷首次体验养娃艰辛，对(duì )桃小(xiǎo )薇照顾的无微不(bú )至。二人打打闹闹，彼此成长