Thejaswini (Manju Warrier) is a social media addict and post images from her daily life online. Unfortunately, she loses her smartphone, and decides to buy a new one from online. Things start to change after bringing new phone. Mysterious events begin to take place. The rest of the story is about how she able to get rid of the problem. Chathur Mukham is a techno-horror thriller film directed by Ranjeet Kamala Sankar and Salil V starring Manju Warrier, Sunny Wayne, Alencier Ley Lopez and others in important roles. Cinematography work done by Abinandhan Ramanujam where Music composed by Dawn Vincent.