Beneath Anna Poliatova's striking beauty lies a secret that will unleash her indelible strength and skill to become one of the world's most feared government assassins.

After lonely tech millionaire Chris encounters charming, sexy Sky, passion grows between them, and when he's injured, she quickly steps in as his nurse. But Sky's odd behavior makes Chris suspect that she has more sinister intentions, especially when Sky's roommate is found dead from mysterious causes.