TE3N is a Hindi mystery thriller directed by Ribhu Dasgupta that follows John Biswas, an elderly grandfather whose life has been consumed by the unsolved kidnapping and murder of his granddaughter eight years earlier. Refusing to give up hope, John continues his relentless search for answers, even after the case has gone cold. When a similar crime occurs, he joins forces with a former police officer and a dedicated priest to uncover the truth, leading to a tense investigation filled with unexpected twists and emotional revelations. Blending suspense with heartfelt drama, the film explores themes of grief, perseverance, justice, redemption, and the enduring strength of family. Featuring powerful performances by Amitabh Bachchan, Nawazuddin Siddiqui, and Vidya Balan, TE3N is praised for its atmospheric storytelling, gripping screenplay, and emotionally satisfying climax.