About the book: 2020 / One autumn day, a university professor dies in a car accident. His graduate student, one of the best students at the university, Valeria Lanskaya, does not believe that her supervisor died by accident. Shortly before his death, he gave her a strange envelope, which contained an engraving from an old library book, depicting a dead man in exactly the same position in which the dead professor was found. Valeria begins her own investigation, but a new scientific supervisor appears on her way - a young and daring teacher. Their confrontation gradually develops almost into enmity, but the moment comes when they will have to join forces to find the truth. /DO NOT TRUST ANYONE!/