In this romantic drama, a horsewoman is forced to work in a society dame's stable. There she meets and falls in love with a destitute polo-player who has curried the favor of his lovely employer. The matron gets jealous of the budding relationship between the horsewoman and the player. A wealthy man, who wants the stable girl, also gets jealous. Fortunately, the young lovers are able to withstand the ensuing turmoil and they elope. A while later, the other man attends a lively party aboard a yacht. There a drunken chorine falls overboard and drowns. One of the ship's officers blames the wealthy man and says he saw him leaving with a mysterious "woman in red." During the ensuing trial, the horsewoman clears his name by admitting that he was with her. It is a difficult admission because she knows she is risking her marriage. Fortunately, her husband and his family support her all the way and the marriage is strengthened.