This is the story of two twin sisters Sayli and Sanika. Suffering from Progressive Blindness, Sayli commits suicide by hanging herself and Sanika comes to Dehradun with her husband to find out the reasons behind it. Despite having a loving husband Lavoon, the incident of her sister's death does not allow Sanika to remain silent. Doctors have predicted the possibility of her becoming blind like Sayli due to excessive stress. Sanika also has to lose her husband while trying to find out the real reason behind Sayli's death. Finally Sanika also has to face blindness. Sanika's eyes are operated after receiving a donor. After that, the game of thriller unfolds in the true sense of mystery.