Sarah Johnson disappears in broad daylight, swallowed by a crowd that saw nothing. While her sister Molly searches desperately for answers, chilling messages from an obsessive ex resurface-messages promising he would find her. Detective Brian Dawson begins to suspect this is no random abduction, but something far more calculated. As secrets unravel and trust begins to fracture, Molly and Brian are pulled into a psychological game where the predator may be hiding in plain sight.