Do not open it.
Or do. After all, as the PDF itself whispers on page four: "Curiosity is not a virtue. It is a damage roll." Call Of Cthulhu Viral Pdf
Thus, it goes viral. When the phenomenon began peaking in late 2024, we at Ichor Weekly reached out to Chaosium’s PR department. Their response was… unsettling. Do not open it
Below the character sheet, the PDF presents a "One-Shot Scenario." Usually titled or The Red Library . It is a 4-page adventure designed for one Keeper and one player (a solo experience). It is a damage roll
The file name is almost always a string of random alphanumeric characters (e.g., 7H3_5igN3T.pdf or C3I-77H_p0rtAL.pdf ). The file size is precisely 1.9 MB. When you open it, you are not greeted with a rulebook. You are greeted with a .
Over the last eighteen months, a strange phenomenon has plagued the tabletop roleplaying community (TTRPG). Keeper’s (Game Masters) across the globe are reporting the same story: A mysterious, un-sourced PDF file appears in their shared drives, data hoards, or Telegram channels. No one remembers downloading it. The metadata is blank. And when you open it, the game begins—whether you wanted it to or not.
"We are aware of the 'Viral PDF' floating around. To be explicitly clear: This is not a Chaosium product. We have never published a solo scenario called 'The Final Broadcast.' We have advised our legal team to track the original source, but every time we think we have a lead, the file’s hash changes. The metadata origin points to a server located at the bottom of the Philippine Trench. That is not a typo. The server appears to be physically underwater. "