有(yǒu )着冷漠杀神(shén )封号的燕(yàn )国七皇子颜曦，征战齐国(guó )一举剿(jiǎo )灭，并且带(dài )走亡(wáng )国的小(xiǎo )公(gōng )主桃小薇，五岁萌娃桃小薇进入王(wáng )府后，搅得(dé )王府上下鸡犬不宁，冷血王爷首次体验养娃(wá )艰辛，对桃小薇照顾(gù )的无微不至。二人(rén )打(dǎ )打闹闹，彼此成长