Soon to become a mother, Beatrix Franklin ( Lois Wilson ) persuades her husband Pelham ( Holmes Herbert ) to go on a cruise. He becomes acquainted with May Beamish ( Flora Le Breton ), who tries, unsuccessfully, to capture him. Upon hearing of the attentions paid to her husband, Beatrix provokes a quarrel and separation by staying out with Alec Greenwood ( Allan Simpson ), a former admirer. The vamp seeks to force Pelham to divorce, but she is triumphantly outsmarted by Beatrix.