The documentary talks about the evolution of technology from the Golden era of Indian film music to the modern age and how it has affected the creativity in music. This film is dedicated to 3 unsung creative minds. Nitin Bose who first came up with the concept of playback singing, Raichand Boral who was the music director for the film, and the idea was implemented by sound recordist Mukul Bose, brother of Nitin Bose. For the film Dhoop Chhaon and Bhagya Chakra (1935) We are express our earnest gratitude towards the interviewees in the documentary Avinash Oak - Senior Sound Recordist Madhav Ajgaonkar - Music Composer and Arranger Vijay Tambe - Senior Flutist Ranjit Gazmer - Senior Music Composer, Madal Player and core committee member of team RD Burman Ashok Patki - Senior Music Composer.