"The Khaki Boys Fighting to Win; or, Smashing the German Lines" by Josephine Chase is a gripping tale of courage and determination set against the backdrop of World War I. Chase's storytelling brings to life the trials and triumphs of the Khaki Boys as they face the challenges of war and strive to make a difference. This book is a poignant reminder of the sacrifices made by those who served during the war and a testament to the resilience of the human spirit.

Ruth, Helen, and Jennie "Heavy" Stone attend Ardmore College together. Ruth continues to write moving picture scenarios and achieves even greater success. The girls leave college when the Great War begins and travel to Europe to help with the war effort. In time, the war ends, and Jennie Stone marries a French soldier. Tom Cameron suggests that he and Ruth make plans for their future, but Ruth wants a career and feels that marriage would be an obstacle. Ruth also feels that Tom is lazy and wants him to prove himself before they make a commitment.

Helen and Tom Cameron plan an automobile trip upstream with Ruth Fielding. Soon after the friends depart, they seek shelter from a storm in an old farmhouse and are frightened by a couple of rough-looking gypsies. Ruth hears the men discussing a wealthy old woman, a valuable necklace, and how they will no longer take risks for her. Ruth wonders what it all means. Later, the chums continue on their way, but Tom's car breaks down. He goes for help, leaving Ruth and Helen alone. Some gypsies offer to help Ruth and Helen.