When a soldier returns from the Far East after the war, he and his wife have to adjust to life at home.

After having been framed by gamblers, Muggs is barred from riding in horse races. Snce he can no longer race, he takes up a collection so Ma Brown, who owns the horses won't have her stable foreclosed on. However, one of the gamblers involved in the frame falls for Ma Brwn's daughter, and decides to come clean and confess to the police about the frame. The other gamblers hear about it and set out to shut him up and discredit Muggs and Ma Brown once and for all.

Complicated plot involving missing stamp collection and kidnapped businessman, with the Lone Wolf keeping one step ahead of the police in Havana trying to solve the crime and make a profit.

Young lovers Jack and Sally are from families that compete to send horses to the 1938 Kentucky Derby, but during the Civil War, her family sided with the South while his sided with the North--and her Uncle Peter will have nothing to do with Jack's family.

Charlie Mason and Rusty Fleming are star reporters on a Chicago tabloid who are romantically involved as well. Although skilled in ferreting out great stories, they often behave in an unprofessional and immature manner. After their shenanigans cause their frustrated city editor to resign, the publisher promotes Charlie to the job, a decision based on the premise that only a slacker would be able crack down on other shirkers and underachievers. His pomposity soon alienates most of his co-workers and causes Rusty to move to New York. Charlie resigns and along with gangster friend Smiles Benson tries to win Rusty back before she marries a stuffy society author.

When a friend of Charlie's is found kicked to death by his own race horse on board a Honolulu-bound liner, the detective discovers foul play and uncovers an international gambling ring.