"Tall Wall" is a short animation directed by Bea Qian. It depicts the stories hidden underneath a smallpox epidemic. Through the CCTVs and webcams, we see the stories of the citizens in Las Nieves, a fictional city in lockdown, unfold throughout the film. The "Tall Wall" in this title implies not only the walls that lock this city up because of the smallpox outbreak, but also the disconnection between people. In this film, you will tour the intriguing world of "Tall Wall" with the unignorable presence of CCTV everywhere, the metabolic buildings that grow higher and higher, and the constant humblings of the air conditioner, as the people underneath continue to sophicate.