The Tattlers (1920)

One night at a party, when her drunken husband Tom makes a fool of himself, Bess Rutherford becomes so humiliated that she accepts long-time admirer Jim Carpenter's offer to leave Tom for him. Bess goes to New York with Jim, who persists in postponing their wedding date, forcing her to live as an illicit woman. Bess's son Jack suspects nothing of his mother's circumstances until his fiancée's mother, Mrs. Dexter, asks him to stop seeing her daughter Gladys. Finally learning of Bess's scandalous living conditions, Jack confronts Carpenter, who is secretly hoping to win Gladys, and in their confrontation, Carpenter is shot and killed. Bess, hysterical, drinks poison, but then realizes that the whole scene was a nightmare which ends happily when Tom promises to never drink again.