有(yǒu )着(zhe )冷漠(mò )杀神封号的(de )燕国七皇子颜曦，征战齐国(guó )一举剿灭，并(bìng )且带走亡国的(de )小公(gōng )主(zhǔ )桃小薇，五岁萌娃桃小薇进入(rù )王府后，搅(jiǎo )得(dé )王府上下鸡犬不宁，冷血王爷首次(cì )体验养娃艰辛，对桃小薇照顾(gù )的无(wú )微不至。二人打打闹闹，彼此成长