在这部第四面墙剧情片中,一个沉浸在过去伤痛中的梅花鹿饲养员，在得知平行世界里有另一个她后，渴求得知她是否过得更好，不惜揭开二十年前的伤疤，却最终迷失在真实和虚幻的边界。
LIU Lu is leading a dreary and seemingly mundane life, working at a deer breeding farm. A friend, MA Hai, keeps trying in vain to win her affections. It's as if she's isolating and banishing herself from any kind of human warmth or love. MA Hai confesses he knows another LIU Lu and another himself in a 'parallel world'. The more she learns about the other 'her', the more LIU Lu uncovers about the long suppressed memories from her past.
《第四面墙》| 无形的墙。马海，马海。。人生最重要的一课，学会跟自己和解！。真亦假时假亦真——梦境与现实的重构。直面内心，勇敢冲破《第四面墙》。
