My Sister in Law (1976)

"My Sister in Law" is a 1976 Comedy movie directed by Lucio Fulci and starring by Edwige Fenech, Raf Luca. Intransigent magistrate Viola Orlando is targeted by her rivals who set her twin sister Rosa — a high-class prostitute and pornographic photo-novel star — up to impersonate Viola and demolish her reputation. To complicate things even further, Viola is torn between enforcing the law or giving up her seat on the bench to marry her childhood friend.