[3][2] In 2015, Anupama and Anirban Dutta started working on Flickering Lights, a documentary about a village in Manipur awaiting electricity.
[5][6] The idea for Nocturnes began when Anirban Dutta and Anupama met Mansi by chance at a restaurant in the western Himalayas.
Intrigued by her stories and the beauty of the forest, Anirban and Anupama decided to change their plans and focus on making a film about Mansi's work with moths.
[7] Nocturnes received acclaim at the Sundance Film Festival, winning the World Cinema Documentary Special Jury Award for Craft.
[9] Nocturnes was also selected for the MAMI Mumbai Film Festival 2024, where it competed in the South Asia Competition and won the Silver Gateway Award.