Stormcode is a possible title, the other possibility being The Art of Dying Coupled With The Art of Being Killed
an excerpt

“Pretty much nothing about Enola. I took a tour of all the main search engines. Google, yahoo, the like, as well as a few less commonly used ones. Nothing. I tried scanned in that photo Storm gave me and checked around. Nothing, again. I even hacked into the police records, and into the immigration office files. Nothing. However, I also checked up on the other girl in the picture. She lives in the country. Her name is Phiniasa Night. Thirty-three years old, single, has a job as a secretary at some insurance company. Nobody special.” He sighed and shook his head slowly as the bus stopped again to pick up a few more softmore girls. “But the first girl.. it’s so strange. It’s as if our Enola just appeared and started living. Or else…” His eyes widened. “Or else, she doesn’t exist at all!”