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. "With his rowdy cousins constantly wearing out his motorcycle and the Mountain View Inn manager threatening to take care of the mouse infestation once and for all, Ralph decides it's time to get away for a while. He convinces his human friend Ryan to take him along to school,...

As Omri, his father, and other members of his family learn more about the cupboard in his room, together and separately they are caught up in several dangerous adventures that reveal more about its powers.

Twelve-year-old Sophie Sawyer's first assignment as a Companion is to help Nimue, a young druid, and Emrys the Excellent, Merlin's thirteen-year-old apprentice, protect the Holy Grail from the evil sorceress, Morgana.