Usne Kaha Tha is an Emotional-Romantic Family War Drama Film exceptionally crafted by Moni Bhattacharjee. The Story revolves around the life of Nandu (played by Sunil Dutt)- A Kind-Hearted man living with his mother-Paro along with his friends- Kamli (played by Nanda) and Farida (played by Indrani Mukherjee) and they like to play together. When Kamli relocates to another town for the sake of her Father's health but he dies and they come and Nandu falls in love with her- but his mother disagrees, leading him to join Army and forgot Kamli- but her presence stays with him, leading to consequences.