He realized then that the 420KB wasn't the data—it was the key. He hadn't just downloaded a file; he had opened a door, and whatever was on the other side had just finished moving in.

The link was tucked into the source code of a 1998 fansite for a forgotten anime. There it was: Download_420K.zip . No description, no thumbnail. He clicked. The download was instantaneous.

He opened the resulting folder. Inside was a single text file named README_FIRST.txt . He opened it, expecting a joke or a virus. Instead, it was a list of names. Thousands of them. He scrolled down, and the scroll bar didn't move—the file was millions of lines long. He hit Ctrl+F and typed his own name.

He opened it. It was a high-resolution satellite image of his house. In the center of his backyard, there was a red 'X'.