Aradhana (1969)

Aradhana is the story of Vandana, a young woman who falls in love with Arun, an Air Force pilot. They secretly get married but tragically, Arun dies in an accident before they can reveal their marriage to their families. Vandana becomes pregnant and faces societal pressure, but she decides to give birth and give her child up for adoption. Years later, her son grows up to become a pilot like his father and Vandana's past is revealed, leading to a series of emotional twists and turns.