Gemologist Gina Gallo leaves her jewelry store in the hands of her cousin Carmine, who is in the mob, and returns to find he has been replacing customers' jewelry with imitations.
While on a school field trip to the county fair, nine-year-old Lee Price and his friends from St. Orlock's Elementary School for Vampires find and help capture some robbers.
When fifteen-year-old Ty, who has always lived on the ocean floor, joins Topside girl Gemma in the frontier's underworld to seek and stop outlaws who threaten his home, they learn that the government may pose an even greater threat.
At the start of the Klondike gold rush of 1897, while traveling through Canada with her father, uncle and friends, twelve-year-old aspiring author Hetty tries to determine the identity of a thief.
Baz, a young pickpocket who works alongside her friend, a boy named Demi, in a modern city in Latin America, brings her loot to Fay, who manages the gang of thieves from the slums, and when Demi attracts too much attention by stealing a valuable blue ring, Baz embarks on her own only to find a larger scale of corruption out in the world.
Teen geniuses Jonah, Motti, Con, Tye, and Patch, working for their mysterious benefactor, Coldhardt, are out to recover more stolen artefacts when one of their members is kidnapped, and they must add a rescue operation to the mission.
A young pickpocket in eighteenth-century London takes a document he cannot read from a man's pocket and a moment later sees the man murdered by two men who want the paper.
The Ripley's Bureau of Investigation team are sent to London to track down a mysterious flying object that was seen in the city's skies and find themselves tackling a gang of jewel thieves in the process.
When elderly Emma Carter is robbed of her winning lottery ticket, the crook who stole her money is suddenly overwhelmed with people who want their share of it.
