有着冷漠杀神封号的燕国七皇子颜曦，征(zhēng )战齐(qí )国一举剿灭，并且带走亡国的小公(gōng )主桃(táo )小(xiǎo )薇，五岁萌娃桃小薇进入王府后，搅得王(wáng )府上下鸡犬(quǎn )不宁(níng )，冷血王爷首次(cì )体验养娃艰(jiān )辛，对(duì )桃(táo )小(xiǎo )薇照顾的无微不至(zhì )。二人打打闹闹，彼此成长