When she was sixteen, Joanna Archer was brutally assaulted and left to die in the Nevada desert.

By rights, she should be dead.

Now a photographer by day, she prowls a different Las Vegas after sunset — a grim, secret Sin City where Light battles Shadow — seeking answers to whom or what she really is . . . and revenge for the horrors she was forced to endure.

But the nightmare is just beginning — for the demons are hunting Joanna, and the powerful shadows want her for their own . . .