Career Girl: Kyusho-zeme (1979)

A woman runs a successful boutique and lives a work-centered life. She is called a career girl by those around her. She also has a sweet lover. He even proposed to her. But she doesn't want to live that way. She actually had an abominable trauma in her past. She had her mind and body toyed with by a sweaty manual laborer with no trace of education, and even though it was a past she wanted to erase, she still felt physically attracted to that man...