Presents the further adventures of a motorcycle-riding mouse who goes to school and becomes the instigator of an investigation of rodents and the peacemaker for two lonely boys.

When college student David Rain rents a room in an unusual boardinghouse full of clay dragons, he has no idea that they, along with some lively squirrels, will help jumpstart his writing career.

While researching the existence of dragons for an essay that could win him a trip to the Arctic, Chris opens himself to the possibility that a great, ancient treasure exists there, guarded by bears, and that he has some role in its protection.

In 1925, after witnessing the violent actions of some gangsters, twelve-year-old Emily accompanies her older sister on a trip to a hotel on the New Jersey shore but worries that the gangsters have come to the same hotel.

When Tom and Sandy visit the Apogee, the world's first space hotel, Tom begins to notice strange happenings and when the billionaire guest of the hotel goes missing, Tom suspects foul play.