有着(zhe )冷漠杀神封号的燕(yàn )国七(qī )皇子颜曦，征战齐国一举(jǔ )剿灭，并(bìng )且带走亡(wáng )国的小公主桃小薇，五岁萌娃桃小薇进入王(wáng )府后，搅得王府(fǔ )上(shàng )下鸡犬不宁，冷血王爷首(shǒu )次体验养娃艰(jiān )辛，对(duì )桃小薇照顾的无(wú )微不至。二人打打闹闹，彼此成长