But the song was called "Unstoppable."

He ran.

The download began.

A young woman in a raincoat smiled. “It’s almost over,” she said. “You’ll see.”

He used an old virtual machine—a sandboxed environment designed to trap malware. He routed his connection through seven proxies. He even disabled his computer’s internal speakers. The file was only 4.2 MB. A ghost of a song.

His firewall blinked once, twice, then went dark. His antivirus simply uninstalled itself. The progress bar didn’t slow down; the rest of his system did. His mouse lagged. The clock on his screen froze at 11:11 PM.