有着冷漠杀神封号的燕(yàn )国七皇子颜曦，征战齐国一(yī )举剿灭，并且带走亡国的小(xiǎo )公(gōng )主桃小薇，五(wǔ )岁萌娃桃小(xiǎo )薇进入王府后，搅得王(wáng )府(fǔ )上下鸡犬不宁(níng )，冷(lěng )血王爷首次(cì )体验养娃艰辛，对(duì )桃小薇照(zhào )顾的无微不至。二(èr )人打打闹闹，彼此成长(zhǎng )