While preparing to shut down the photo studio business that he has been running, a man (Yoon Jemoon) hears that someone named Chulsu has died. The man contacts several friends in the hope of finding to attend the funeral with him. Usu is a film in which an image of a man, sunk in depression, is printed on a screen. It is not important who Chulsu is. It looks as if the man trace...