Switchboard" follows the haunting journey of Kannu, a girl from Rajasthan who moves to Kota to pursue her studies for competitive exams. Upon settling into her new room, she begins to experience eerie phenomena, particularly centered around an inverted switchboard that seems to harbor a mysterious presence. As Kannu delves deeper into the strange occurrences, she feels an emotional connection with a spirit, uncovering layers of sorrow and confusion.