有着冷(lěng )漠杀神封号的燕(yàn )国七皇子(zǐ )颜曦，征(zhēng )战齐国一举剿灭，并且带走亡国的小公(gōng )主桃小薇，五岁萌娃桃小薇(wēi )进入(rù )王府后，搅得王(wáng )府上下鸡犬不宁，冷血王爷首(shǒu )次(cì )体验(yàn )养娃艰(jiān )辛，对桃小薇照顾(gù )的无(wú )微不至。二人打打闹闹，彼此成长