Above the clouds (1948)

A young man and a young woman grow up as friends since childhood. When they grow up, this friendship turns into a strong love. However, the girl keeps her lover away from her because she feels that she was the reason for her sister’s injustice. This creates a psychological complex that makes her think that she will sacrifice her life to provide happiness for her sister. The young man resists this complex that prevents him from getting engaged to his girl.