Lakshmi, a young girl, discovers she has permanent hearing loss just before a temple performance, shattering her confidence and creating tension with her mother, Savita. Together, they navigate grief, adaptation, and the power of music to rebuild connection. SŪNNA is an intimate story of resilience, highlighting the emotional impact of hearing loss on family relationships and personal growth. Through experimentation, intuition, and patience, Lakshmi finds new ways to engage with sound, while Savita learns to support her daughter's independence. The film is a testament to love, creativity, and the human capacity to adapt when life changes unexpectedly.