The Heart Thief

Jérôme Rocheville, a man "well established in his age," marries a beautiful but incredibly spendthrift young woman. Unable to keep up with his wife's expensive habits, Jérôme attempts to return to his former career as an architect, but he finds no real success. The couple faces looming financial disaster due to the wife's extravagant spending.

Mary Heath's brother Dave is accidentally killed in a gambling den. Mary’s sweetheart, John Trevor, discovers the joint is secretly owned by his mother and he denounces her. As Dave was the head of the Heath household, John, knowing that Dave was head of the Heath household, feels responsible for the boy's death and offers himself as a replacement. Treated badly initially, eventually the family takes him into their hearts.

Elderly hidalgo, Alonso Quijano (played by DeWolf Hopper Sr.), becomes obsessed with tales of knights and chivalry to the point of losing his sanity. He renames himself "Don Quixote de la Mancha" and decides to become a knight-errant to right the wrongs of the world and defend the helpless. He designates a local peasant girl (Fay Tincher) as his noble lady "Dulcinea" and convinces a simple farmer, Sancho Panza (Max Davidson), to be his loyal squire with promises of an island governorship.

Don Mateo, a swaggering Spaniard, tosses women aside without a care. But when he falls under the spell of the tempestuous Concha Perez, it is Don Mateo who finds himself tossed about.

Rin-Tin-Tin is saved from the beatings of a trapper by Ed Nolan, a shiftless trapper himself, and 'Rinty" follows Nolan home to his cabin but refuses to enter. Nolan takes him to the home of Mary Mallory, the girl he has failed to win as his wife because of his ways, and in their mutual love of 'Rinty," a new understanding is born and Nolan goes to work.