Rose Pierce is discontent with her life as the wife of a small town plumber and has visions of becoming a wealthy socialite. Consequently, when her smart aleck son Sammy hears that an electric railroad line is to be built through town, she decides that the family can become rich by purchasing the lots along the right of way. Patriarch George Pierce laughs at the idea, but when Rose and Sammy learn that Cora Stewart, the wealthy town widow, has withdrawn her savings from the bank, they jump to the conclusion that she is interested in buying the lots, and mother and son secretly invest the family bank roll in the land.

Charlie's visit to Paris, ostensibly a vacation, is really a mission to investigate a bond-forgery racket. But his agent, apache dancer Nardi is killed before she can tell him much. The case, complicated by a false murder accusation for banker's daughter Yvette, climaxes with a strange journey through the Paris sewers.

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.

When his import/export business infiltrated by international diamond smugglers, Mr. Moto must follow a trail of clues littered with beautiful women, glittering gems and deadly assassins. Making his way from the mysterious streets of San Francisco's Chinatown to the dark and dangerous alleys of Shanghai, Mr. Moto will stop at nothing to bring the culprits to justice...even if it means making the ultimate sacrifice!

Heidi is orphaned and her uncaring maternal Aunt Dete takes her to the mountains to live with her reclusive, grumpy paternal grandfather, Adolph Kramer. Heidi brings her grandfather back into mountain society through her sweet ways and sheer love. When Dete later returns and steals Heidi away to become the companion of a rich man's wheelchair-bound daughter, the grandfather is heartsick to discover his little girl missing and immediately sets out to get her back.