After a scandalous incident, Duchess Opal is forced into a marriage of convenience with Duke Hubert, exchanging her sizable dowry for a life of seclusion in a dusty attic. Surrounded by hostility in her new home, the Duke shamelessly enjoys Opal's wealth with his true love under the same roof. Branded as a fallen woman following a traumatic assault, Opal refuses to be a victim and plots to turn the tables on those who seek to oppress her.