Former military intelligence officer from the GRU, and now a private detective, Pavel Bazhenov learns about the death of his colleague and friend Vitaly Anninsky. He turns to the police for information, where he is informed that the crime has been solved: Anninsky’s wife Anna has confessed to the murder. This news shocks Bazhenov. The detective communicated with the Anninsky family for many years and is sure that Anna under no circumstances could have shot her beloved husband. But if she is not guilty, then why did she sign a sincere confession? And who really killed Vitaly? Bazhenov is going to get answers to these questions at any cost...