An American sportsman stranded in London poses as a cook to remain near the aristocratic lady he would woo.

Lizbeth Palmer is known as "The March Hare" among her friends, and the daughter of a Los Angeles millionaire, comes to New York with a chaperon to visit her aunt. After betting the chaperon that she can live on 75c for an entire week, she assumes the part of a flower girl in a restaurant and there makes a hit with young millionaire Tod Rollins, who invites her to his home.