'Love is blind'. But, for Aman (Arpan Thapa) and Barsha (Namrata Shrestha), it is deaf as well as mute. Maun is a story of love between Aman and Barsha who are hearing impaired. Aman, a guy with a dark past, usually spends his days smoking. Barsha, a free-spirited girl who is very fond of her father wants to achieve something in her life despite her inabilities. When Barsha's beloved father returns from America after many years, Aman's past gets revealed and their love story ends up in twists and turns. Arpan Thapa and Namrata Shrestha deliver excellent performance in their roles as deaf and mute.