The Great Jewel Robbery (1925)

Doris Dunbar, a detective on the trail of stolen jewels, visits the Red Mill Inn, where Hooper (a jewel thief) and Steve Martindale (a man-about-town) are having a drink together. Hooper, who has some hot jewelry on him, puts it in Steve's pocket, fearing to be arrested by Doris. Doris and Steve are later kidnapped by Hooper and held prisoner at his hideout. Steve discovers that Doris is his childhood sweetheart, and they attempt to escape together. Their plans are foiled, but they are rescued by the police and decide to become partners for life.