Uptown Lady: Days of Eros 1980 on netflix

A young wife of a blind older man undergoes strict and abusive training in his Geisha dance school. She had married her teacher after he was struck blind at the shock of his first wife’s death. The son from the first marriage, who fled the house after his mother died, returns and begins to pursue his step-mother. Will she succumb to his passionate advances or will she continue with her craft within a loveless marriage?