After being laid off from the newspaper office, Serafima Novikova found a job as a cloakroom attendant in a concert hall. However, the boring work didn’t suit her, because she was used to being at the center of events. When something strange happened at one of the concerts, Serafima noticed a coat on the rack that didn’t belong to her—and discovered a murdered girl. Deciding to find out what happened, she took on the investigation herself, because to a journalist, knowing the truth is always interesting.