Me and my friend stumbled upon a game called “Content Warning” on Steam. It sounded like a fun co-op horror experience, where you film spooky encounters to go viral on SpöökTube. One night, we decided to give it a try. Initially, everything seemed normal. We explored the eerie environments—a deserted factory, a haunted cruise ship, and dark tunnels—with our single camera and flashlights. The atmosphere was chilling, with mysterious sounds echoing in the distance. But after about an hour of gameplay, strange things started to happen. A new player suddenly joined our game. We hadn’t invited anyone, and their presence was unexpected. This player’s avatar had a default smile, but they weren’t moving or interacting. What was even stranger was…