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.