The Girl in the Rain (1920)

A man and two women, suspected of stealing bonds, are traced to a country hotel. While Judith, one of the women, is out horseback riding, the other two, Walter and Vera, are arrested. When, during a storm, Judith is injured in a fall from her horse, Boone Pendleton comes to her rescue. Soon the river becomes impassable, and they are trapped in Boone's cabin, where the two fall in love.

Mystery