On a long-distance train from Shenzhen to Wuhan, there is a Safe Operation Guide put on the wall, which it is for Sliding the Plug Doors in Passenger’s Trains. The document is made for train workers, but the content is hard to read or understand. Li Liao spent three hours memorizing the five rules and then filmed with his eyes closed.

在一次深圳回武漢的長途列車上，李燎在走道牆上看到《客車塞拉門安全操作規程》, 這個規程是給列車工作 人員看的，於是他試著讀了一遍，發現很難讀通順，於是他花了三小時時間背下了這五條規則，然後閉眼自拍下來。