Directed by Nasir Hussain, "Tumsa Nahin Dekha" was released in 1967 and revolves around the unrequited love of a young man named Raj (played by Shammi Kapoor) for a beautiful and charming woman named Neela (played by Mumtaz). The film's narrative is woven around Raj's efforts to win Neela's heart, while navigating through various trials and tribulations. The story is a beautiful exploration of love, heartbreak, and the complexities of human emotions.