Professor Leonard, lecturer in the history of art at the University of Cambridge, placed great confidence in his student Adam Strickland and suggested that he study the garden of an old villa in Tuscany, just south of Florence, as a topic for his term paper. At first, the garden did not arouse much interest in Adam, but later, when a certain plot appeared in the arrangement and poses of ancient sculptures, Adam realized that the garden contained a message. The villa, in which the door to the third floor was always locked, and the garden kept the secrets of the Docci family. And not everyone was happy that Adam tried to reveal them ...