Goodbye Forever (1967)

After a lifetime of hardship and abuse, orphaned Lisa finally discovers meaning and purpose in life when she encounters kind-hearted Christos. But tomorrow has other plans in store for the star-crossed lovers. And as the two young dreamers plan for a successful future together, the couple is unaware that Lisa's dire medical condition, which has been dormant for years, is about to destroy their newfound bliss. Now, only a miracle can save Lisa and Christos' relationship. Are they prepared to say goodbye forever?