有着冷漠杀神封号的燕国七(qī )皇子颜曦，征战齐国一举剿灭，并且(qiě )带走亡国的小公主桃(táo )小(xiǎo )薇，五(wǔ )岁萌娃桃(táo )小(xiǎo )薇进入王府后，搅得王府上下鸡犬(quǎn )不宁，冷血王爷首次体验养娃(wá )艰(jiān )辛，对(duì )桃小(xiǎo )薇照顾(gù )的无微不至。二人打打(dǎ )闹闹，彼此成长