The Last Duel (2021)

Two noblemen in 14th century France fight a duel when the wife of one accuses the other as raping her, the crime seen as against the husband!

The Fisher King (1991)

A selfish radio jock sets into motion a mass killing & meets the crazed husband of a victim who now thinks he is a knight on a quest for the Holy Grail. Seeking atonement, the ex-jock sets out to help the “knight.”