Fresh off a break-up and finally coming to terms with the death of her father, young biotech professional Madison Parker is ready to move forward with her life in California. That is until her hometown best friend from affluent Connecticut is viciously murdered.With Madison still reeling from the tragedy, the killer begins to target other members of her inner circle, and she finds herself at the center of a string of increasingly brutal murders that span coast to coast. As she struggles to understand the killer's motive and protect her remaining friends, she realizes it's only a matter of time before she becomes a victim of the deadly game.But catching the killer once and for all means uncovering alarming secrets in her own life - secrets she might be better off leaving alone.