In the midst of a global pandemic, puzzle enthusiast nancy kagawa unwittingly develops a peculiar interest - an obsession with the historic case of the zodiac, an unidentified serial killer in san francisco, who taunted the police and the media with ciphers and cryptic letters. Nancy joins forces with fellow investigators nils andersen and frank lloyd as they delve deep into the evidence. After the fbi verify a cryptogram solution provided by a team of private citizens, the three friends theorize that the new cipher key is the nucleus of the case. Their findings prove to be far more shocking than anticipated, and following a tragic and untimely death, nancy discovers an encrypted document that contains the information to solve the mystery. In the days and weeks ahead, may you find strength in adversity, wisdom in uncertainty, and courage in the face of danger. Know that you have the full support of the guild behind you as you embark upon this noble quest to uphold justice, protect the innocent, and preserve the balance of power in our world. In the early hours following the vibrant celebrations of the kukeri festival known as surva in pernik, a shocking discovery has cast a shadow over the festive atmosphere. Authorities received reports of a body found lying on the street, prompting an immediate investigation. The victim, whose identity has yet to be confirmed, was discovered near the bustling heart of the festival, where colorful costumes and traditional rituals had filled the streets just hours earlier.