What are these negatives? Are they really that expensive? Journalist Margo Lenskaya and deacon Andrei Bersenev asked themselves these questions while following the trail of the killer. Two collectors have already died - the criminal is hunting for undeveloped negatives of the famous photographer of the early 20th century, Alexander Rodchenko, a friend of Vladimir Mayakovsky... Investigating this case, Margot and Father Andrei came to the conclusion that the negatives are somehow connected with the dramatic history of the relationship between Mayakovsky and Lily Brik. It looks like they are hiding some secret and could become a real sensation. What is captured there? And who is ready to commit a crime to get a rarity?..