Radio-show relationship therapist Dr. Jill Peterman’s world is shattered following the on-air suicide of a female caller named Alexis. Shaken to her core, Dr. Jill walks away from radio vowing she will never go back. One year later, and still haunted by what happened, Jill finally agrees to reboot her show. As she starts to settle back in, a mysterious caller identifying herself as Alexis forces Jill to believe there could be a copy-cat out to get her.