率真直爽的美丽女孩瑾瑜(刘诗诗 饰)自幼在狼群中长大,塞北的辽阔粗粝打磨了她坚毅隐忍的性格,而对中原儒家文化的学习也让她对那个春暖花开的国度心驰神往。两次意外,让瑾瑜先后结识来自建安的莫循(胡歌 饰)和卫无忌(彭于晏 饰)。以此为契机,莫循、卫无忌和瑾瑜(改名莘月),启程前往人头攒动、熙攘喧嚣的建安城。几经周折,她在九爷莫循的支持下经营起落玉坊,她对九爷一往情深,后者虽然也喜欢这个率真美丽的女子,却因自身原因不敢越过情感的界限。而在南朝担当大将军卫无忌也尤其喜欢古灵精怪的瑾瑜,为了心仪的女孩情愿早点跳脱凶险非常的宫廷之争。风云激昂的年代,有情人儿的传奇如是上演…… 本片根据桐华的长篇小说《大漠谣》改编。Yu Jin was raised within the desert tribes of Xiong Nu, was forced to flee to Chinese capital Chang'an where she got caught into palace politics due to her romantic involvement to important men.