有着(zhe )冷漠杀神(shén )封号的燕国七皇子颜曦，征战齐国(guó )一举剿(jiǎo )灭(miè )，并(bìng )且带走亡国(guó )的小公主桃(táo )小薇，五岁萌娃(wá )桃小薇进入(rù )王府后，搅得(dé )王府上下鸡犬不宁，冷血王爷首次体验(yàn )养娃艰辛，对(duì )桃小(xiǎo )薇照顾的无微不至。二人打打闹闹，彼此成长