Since ancient times people have worshiped the goddess Hecate, tying to her magic and moonlight. The Crown of Hecate—possessing ancient power—disappeared, and its fate remained a mystery for centuries.
Detective Nadezhda Lebedeva was accidentally drawn into the search for this sacred symbol when one of the guests at the boarding house where she was resting fell off a cliff. Nadezhda begins her own investigation and uncovers a secret society striving to get hold of the Crown of Hecate.