有着冷漠杀神封号的燕(yàn )国七皇(huáng )子颜曦，征(zhēng )战齐国一举剿灭，并(bìng )且带走亡国的小公主(zhǔ )桃小薇，五(wǔ )岁萌娃桃(táo )小(xiǎo )薇进入王府后，搅得(dé )王府上下鸡犬不宁，冷血王爷首(shǒu )次体验养娃艰辛(xīn )，对桃(táo )小薇(wēi )照顾的无微不至。二人打打闹闹，彼此(cǐ )成长(zhǎng )