Talented and ambitious Valentina dreams of succeeding in science. However, her life is turned upside down when she finds herself in the center of dangerous intrigues. On the eve of her 23rd birthday, Valentina is faced with the betrayal of people she trusted. A close person fabricates accusations against Valentina, as a result of which she loses everything: her fiancé, her home and the trust of others. Valentina enters into a merciless struggle for justice and love, and realizes that the main thing on this path is not to lose her own humanity.