In 1989 someone is threatening to steal the crown jewels, so the Queen of England summons Mac B. to England to protect them--and when they are stolen from a locked dungeon cell, where Mac and Holcroft, one of the warders, are supposed to be guarding them, it's up to Mac to figure out how they were stolen, and whether the thief is the descendant of an Irish soldier-of-fortune who tried to steal them in 1671, or someone else entirely.

Mouse Island was getting ready for the winter Ice Skating Championships! The prize for this year's champions was a pair of antique silver skates that were said to contain clues to a hidden treasure! Just before the championships, we learn someone wants to steal the Silver Skates to search for the treasure! I had to join the competition to help keep the skates safe. But I didn't know how to ice skate! Would I be able to learn enough tricks on the ice...

Twelve-year-old Fin, a master thief from the pirate world of Khaznot Quay, and Marrill, also twelve, of Arizona, cross paths in the magical world of the Pirate Stream while on a quest for a mysterious map.