Ally Brown has lost her creative voice as a comedian and is hiding her failure from Drew Stephens, her live-in boyfriend. She has a day job as a legal assistant at a prestigious New York law firm which she is not particularly good at and also hates.When Elise Newman, the attorney she works with, disappears without a trace, an already bad day escalates into a violent encounter with a man in the park. Gaining a false sense of control, Ally channels her rage into further acts of vigilantism until someone discovers her secret and wants to exploit her newfound violent disposition for their own gain. When Ally finally discovers the truth behind Elise's disappearance, she must rely on her wits and cryptic notes Elise left behind in order to restore sanity to her life and relationships.