A social climber charms a debutante, seduces a factory worker and commits murder.

After Slip is drafted into the Marines, the rest of the gang volunteers so they can be with him. Sach discovers that the colonel knew his father and he is promoted. During a drill that he is putting the rest of the gang through, they find a soldier left for dead on the side of the road. Slip discovers a playing card next to the marine and traces it to Jolly Joe Johnson's gambling house. They suspect that the gambling house is cheating and set out to uncover the proof.

A banker is trying to cheat people out of their silver-rich land. Hoppy learns that the banker is in league with an outlaw gang.

Allen Colby, heir to a huge fortune, is presumed drowned after an ocean liner sinks off the coast of Honolulu. Mysteriously, Colby reappears at his mansion only to be murdered soon after. When his body is discovered during a seance, everyone in attendance becomes a suspect, and it's up to Chan to find the murderer before he or she strikes again.

Chick Newton's friend, Bill Warner, is arrested for murdering his uncle. However, Bill has been framed by a blackmailer who has plotted with the uncle to have him disappear in order to avoid creditors and collect insurance. Newton unmasks Tom Curtis as the culprit and rescues Warner from a hanging.

Attempting to warn an old prospector and his daughter of impending danger from a notorious outlaw, diminutive but tough Bruce Sherwood is himself mistaken for a bandit.

A cowboy is falsely accused of killing the local sheriff. Fleeing the law, Wilson obtains a job on a ranch.

A lawyer defends a woman accused of murdering her husband without knowing that the murdered man was his own brother.

A young man leaves his Southern home, his father and his sweetheart, and falls into bad company in the big city.

The Right of Way