Based on

Movies like Mister Vampire (1916)

Edna's husband is unfaithful to her and has been accustomed to going out with the other woman. She is about to become a mother and broods over her loneliness. She finds a woman's card in her husband's pocket and becomes suspicious. She watches his office, sees a woman enter, and follows her in. The husband is caught in a compromising position with the woman