223 Mkv -

"Mr. Delgado," a flat voice said. "You opened file 223. Please remain at your terminal."

His phone rang. Unknown number.

Leo looked at the screen again. The moon in the video was now… blinking. 223 mkv

The .mkv was odd. Matroska video files were for movies, not star charts. The 223 suggested a sequence, but there was no 222 or 224 . 223 mkv

He closed the laptop. Hard.

The video resumed its silent vigil of the moon. 223 mkv

THE VOID HAS AN ADDRESS. WE MAPPED IT. 223 MKV = 223 MILLION KELVIN VECTOR. DON'T LET THEM SEAL THE OBSERVATORY.