The worst day of Laura Greenwood's life began when she learned that her brother had been arrested on suspicion of murder. It only went downhill from there.

Within hours, Laura finds herself swept up in a bloody vendetta, framed for a crime she didn't commit, with no way of proving her innocence. Enlisting the help of homicide detective Zachary Zimmerman, Laura sets out to track down the real culprit, following the only lead she has: rumors of an enigmatic assassin who wields a power that defies logic and reason. A man of legendary status in the criminal underworld. And now he is after Laura. It's kill or be killed, and Laura is in no mood for mercy.

Laura's quest for retribution takes her to far darker places than she could ever have imagined. But sometimes, the deepest darkness is that which we create ourselves. Deep within her heart, beneath the rage and lust for revenge, something more sinister is starting to grow...