The Flames of Chance

In a wealthy society family, the mother is forced to sit by and watch while her husband and son both compete for the affections of a pretty young temptress.

American shop-girl Julie McFadden, wins a free passage to Paris; en route she meets Robert Van Wye, who has to kiss her when she loses a sack race. In Paris, Julie finds her proposed residence destroyed, and while waiting for Bob her purse is snatched; in the ensuing chase she gets lost and enters a dressmaker shop, where the two owners are in dire need of an English-speaking girl to deliver some gowns. Accidentally she is given free entry to the apartment of Countess Pasada and is shown to her rooms; the count is in his pajamas when she emerges from her bath, and she locks him in the bathroom.

Jim Ogden, secretly engaged to Madge Hemmingway, wealthy heiress, becomes sensitive over his lack of money and breaks the engagement. In a moment of pique she marries Count Van Tuyle. After six months she returns from Europe, minus her husband. Trying to forget her error, she goes to the country.

Alan Trent (Ronald Colman), his cousin Gerald Shannon (Wyndham Standing) and neighbor Kitty Vane (Vilma Bánky) have grown up together, as close playmates When World War I starts, both Alan and Gerald enlist in the British Army as officiers, and Kitty sees them off to war. Many months later, Alan and Gerald come back to Kitty, on a short furlow. Alan and Kitty reveal their love for each other. Gerald (who's in love with Kitty, too) congratulates his friends. But before Kitty and Alan can arrange to be married the next day, the furlow is cut short and both men head back to the front lines. Weeks later, Gerald will not give Alan leave to marry Kitty. Still arguing, both men volunteer for a reconiscience raid into enemy lines, where a grenade goes off near Alan and appears to kill him. Gerald and Kitty mourn Alan's death. After the war ends, Gerald and Kitty become engaged to be married.

When wealthy Wall Street stockbroker Stephen Duane neglects his wife Julia for business, she consorts with philanderer Bert Brockwell. Finding them in an embrace forced by Brockwell, Stephen denounces Julia and leaves. After losing his fortune in the market, Stephen refuses Julia's offer to sell her jewels, and stays away for one year

Luke attempts to sell books to a businessman and his wife.

Bank clerk John Hart is about to marry Mary Kelly, but she insists that before that happens he must grow a mustache. The idea of that shakes him up so much that he gets distracted at work, comes up short in his accounts and gets fired. Unable to find another job, he begins to work as an extra at a nearby film studio to earn money. One day the leading man of a picture John is working on gets into an argument with the director and storms off the set. Angered, the director sees John and, deciding that he'll show his arrogant star that he can make a movie idol out of just about anybody, picks John to replace him. As it turns out, John has a real talent for acting and before he knows it he becomes a star. Unfortunately, "stardom" isn't what John thought it would be.

Vallery Grove is in love with Don Warren but her mother opposes the match because he is poor and has no social standing. Don decides to terminate his engagement to Vallery after attending a party where he meets a spoiled rich girl who is interested in him.

Boulevardier Sir Nicholas Thormonde (Lew Cody) has to choose between his mistress Suzette (Renée Adorée) and his virtuous secretary Alathea (Harriet Hammond) in wartime Paris.

Margaret Jarnette discovers that her husband Victor has been cheating on her and confronts him. Outraged, Victor has his lawyer rewrite his will so that in the event of his death, his brother Richard will get custody of his daughter Muriel, and his wife won't. When Victor dies shortly afterward, Richard suspects that Margaret had murdered him and takes custody of Muriel. However, he soon begins to suspect that things may not be quite as cut-and-dried as he thought they were.