Naina Sehgal, portrayed by Kajol in the 1998 film “Dushman,” is a character driven by a powerful quest for revenge. She is the shy and introverted twin sister of Sonia, who is brutally raped and murdered by the sadistic killer Gokul Pandit12. Devastated by her sister’s death, Naina vows to bring Gokul to justice. Her journey is marked by significant personal growth and transformation. Initially overwhelmed by fear and grief, Naina seeks the help of Major Suraj Singh Rathod, a blind military veteran, to overcome her fears and train herself to confront Gokul. Throughout the film, Naina evolves from a vulnerable and traumatized individual into a determined and courageous avenger.