"If you are reading this, Arthur, then you finally found it. We wanted to see how long it would take you to look back. Turn around."
The final page contained no images. It was just a single paragraph of text, centered on the page: Download File 11-02-23-monta.pdf
Right where his house stood on the grid, there was a red X. Surrounding the X were several handwritten notes in the margins, scrawled in an elegant, spidery cursive. "If you are reading this, Arthur, then you finally found it