Ankhiyon Ke Jharokhon Se
This is a 1978 Hindi romantic film, starring Arun (Sachin ) & Lily ( Ranjeeta ) are elated when their parents agree to get them married. Things take a turn when Lily is diagnosed with blood cancer. The film was a huge blockbuster. The film was nominated for Best Actress, Best Film, and Best Direction at the 1978 Filmfare Awards. Her poignant portrayal of the character was critically acclaimed.
Starring Sachin Pilgaonkar, Ranjeeta Kaur, Madan Puri, Iftekhar, Urmila Bhatt
Watch "Ankhiyon Ke Jharokhon Se" on Amazon Prime released in 1978. It's a drama and family movie, and has a rating of 7.6 out of 10 from Imdb which is usually fine for this kind of movie.