The TV series "The Secret of the White Raven" is a detective story based on the novel by Anna and Sergey Litvinov. Private detectives Masha and Maxim investigate a series of mysterious murders. Clues lead them to the elite psychiatric clinic "White Raven," where the scandalous psychotherapist Asya Mayevskaya works. Masha is convinced that the crimes are somehow connected to her, but Maxim quickly falls under Asya's charm and starts to see her as an innocent victim. Masha has to infiltrate the clinic disguised as a patient.