The Lair of the Wolf (1917)

Widow Margaret Dennis, unaware of the abusive nature of Oliver Cathcart, agrees to become his wife. Among other cruelties, Cathcart has ruined the Taylor family in a bad business deal, causing the death of Mrs. Taylor, turning Mr. Taylor into a worthless drunk and embittering their son Raymond, who swears revenge on Cathcart. Margaret's son Jim, learning of all this, forces his mother to choose between him and Cathcart.