Middle-aged Calcutta dentist Nabin Batta (Subhendu Chatterjee) confronts various psychological and physical problems: His wife Bela (Gulsan Ara Akhtar) no longer sleeps with him, and he suspects her of having an affair with a man from her past. He is experiencing a loss of sensation in his arms and legs, and he finds communication impossible with his college-age son. On his way to see a doctor, he witnesses a woman shot by a jealous husband, increasing his own anxiety about his wife. In this downward spiral, Nabin begins to notice the carefree existence of his driver Dinu (Raisul Islam) and In the end, he returns to the magical possibilities of his childhood when he could open doors using lullaby and wonder how he can achieve a similar attitude toward life.