Missing FaceMovie

Aryan suffers from a rare neurological disorder, face blindness, that prevents him from recognizing faces, even of those closest to him. Six months after his younger brother Rohan mysteriously disappears, Aryan receives an urgent SOS call from him. The last time Aryan saw Rohan was during a campfire night with friends, where Aryan witnessed someone being thrown off a cliffbut due to his condition, he couldnt identify the victim or the perpetrators. When Aryan reports this to the police, hes stunned to learn that every person present at the campfire is still alive. So, who died that night? And who is now threatening Rohan?