Chapter 1, Entry: 106, Alone, starving, and on the run, Wren Hayes knew her days were numbered but she didn't expect to die so soon--until she crashed headfirst into something stronger, faster, and far more dangerous than any mutant on the surface. Now shoved against a wall by an Exposed, a woman who survived outside during the fall. Wren is faced with a terrifying question: How will she kill me?