有着冷漠杀神封号的燕国七皇子颜曦，征战齐(qí )国一举剿灭，并且带走亡国的小(xiǎo )公主桃小(xiǎo )薇，五岁萌娃桃小薇(wēi )进入王府(fǔ )后，搅得王府上下(xià )鸡犬不(bú )宁，冷血王爷首(shǒu )次(cì )体(tǐ )验(yàn )养娃艰辛，对(duì )桃小薇照顾的无微不至。二人打打(dǎ )闹闹，彼(bǐ )此成长