Small quiet office. An office with hardworking employees. They do not know each other and do not strive to do so. There is simply no time for dating. These people are Proofreaders. Their profession is to correct texts, each of which is not just a set of words and sentences where spelling and style need to be corrected. Someone's fate is read in the meager lines of official documents contained in computer files. A proofreader named Mark receives a task that does not fit into the usual working algorithms. Now he is forced to make difficult decisions in order to fulfill his function, but at the same time he himself transforms into a new quality. Fantastic story.