A Woman and a Woman 1980 on netflix

A story of a female production manager in a garment factory discovering that an award is being given to the wrong person on purpose. She stands up the injustice. Her best friend backs her up instead of the cultprit, the man she is living with. Later, the former production manager becomes a mayor in a resort town, where she in turn practices malfasance and is caught in the act by her friend.