Jessi O'Donnell was your typical teenager, until a bus accident and head injury changed her life and allowed her to hear the sounds of traumatic events 24 hours before they happened She has kept this ability a secret from everyone except her best friend, Erin. When she hears the sounds of a woman being murdered, she realizes that she has 24 hours to stop the murder, but how will she convince people that a murder will happen when she's the only one, besides the killer, who knows what is to come? With a twist ending, you'll be challenged to figure out how this one will end.