Relationship Therapist Dr. Jill Peterman has the highest-rated call-in show in radio when her 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 would never go back. Though still haunted by what happened, after a year off, 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. Jill begins to uncover a web of secrets and lies, with deadly consequences.