In the future (1921), an alliance of several foreign countries plot to attack the US. American officials, coming to the realisation that the country is basically defenceless, offer $1,000,000 to anyone who can come up with a weapon to defeat the invaders. Winthrop Clavering, a writer and inventor, hears of the reward and tells his friend Bartholomew Thompson, a scientist and inventor who has been working on developing flying torpedo. However, enemy agents have also heard about Thompson's project, and set out to kill him and steal his plans. This film is now considered lost.

Winthrop Clavering a mystery writer, is continually ridiculed for the fiction of the crimes he depicts, so he decides to solve a case himself. To that end, he determines to find the slayer of Pedro Alvarez, who whispered before dying that his assailant was a woman. At the City Refuge for Homeless Girls, Clavering obtains the assistance of Margaret Holt, the sister of Victor Holt, the district attorney. Margaret, it is revealed, was abducted by Juanita, a member of a gang of white slavers led by Alvarez. After escaping from a brothel, Margaret became Alvarez' stenographer, hoping to gather secret information on his gang. While searching for evidence, Margaret was surprised by Alvarez, whom she killed. Finally, Clavering captures the gang, clears Margaret, and encourages her romance with cub reporter Jack Howell. This film is presumably lost.

Tom Carson, a southerner, with his daughter, Grace, is the keeper of the Grey Sentinel Lighthouse. John Adams, the sweetheart of Grace, returns from West Point and joins the southern cause; he, however, spying for the Union Army. A fierce battle takes place between the Confederate and Union forces in which the former are victorious. Hal Peters, a southern officer and an admirer of Grace, is surprised to find among his captives. John Adams.

David Holmes, a misogynist and recluse, becomes the guardian of ten-year-old Sylvia after her father's death. He initially sends her to live in the country, but she returns as a young woman, and David is captivated by her beauty. He finds himself falling in love with her as he accompanies her to social events, and they are united by their mutual love.

Theatrical manager Isaac Shuman has a reputation for "taking advantage" of young girls who want to become stars on Broadway. Reporter Tom Warder investigates these stories and exposes Shuman in his newspaper.