To satisfy her controlling mother and secure both of their futures, a daughter hesitantly enters a loveless marriage to a wealthy businessman. Years later, after she has uncovered and overcome her mother's deceptions and manipulations, her newfound happiness is threatened with the appearance of a mysterious "man from the sea."
Ferdie's wife is fox-trot crazy, wanting to go dancing all the time. To get out of it, Ferdie fakes an ankle injury. When his wife spies him walking without his crutch, she writes a letter to her stern mother, inviting her to stay with them while Ferdie heals. Rather than face his mother-in-law, Ferdie admits he was faking his injury, and tears up the letter.
Lillian Travers, a New York heiress, pops down to Florida to surprise her fiancé, Fred Cassadene, the house doctor at a prominent Saint Augustine hotel. The surprise, however, is Lillian's when she finds Fred in a series of compromising situations with a certain wealthy widow staying there. When she can take no more, Lillian discovers a box forgotten at an old curiosity shop in which lies a hundred-year-old secret: a vial of four rare and exotic African seeds that promises to transform whoever swallows one from a woman to a man or vice versa.
Agnes Belgradin is in love with a young doctor, Loring Brent. When Agnes' father dies, her mother takes her on a trip abroad. She insists that the young couple separate before they set sail, and promises that if they still love each other after a year they can reunite. But Mrs. Belgradin intercepts all the letters Agnes and Brent write one another, and convinces her daughter to marry a wealthy Australian millionaire.