Agent Miriam 'Mac' Mackenzie is called to listen to the deathbed confession of a serial killer. The accused killer spent twenty years hunting and killing the most horrific criminals . The case is even more bizarre in that the killer took her daughter, Dana, with her on her mission to destroy evil. After two FBI agents are killed Mac finds herself in the center of an internal investigation. Worse yet, she's beginning have feelings for Dana, who may or may not be a killer like her mother. As the clock ticks down to the final showdown, Mac realizes nothing is as it seems.