Long before Sylver the weasel was born, the humans all left Welkin. Now life for the weaselsunder the heavy paw of the vicious stoat rulersis pretty miserable. Sylver sets out to find the humans, following a clue in a place known as Thunder Oak. This is the first of a trilogy."

Muggidrear, the capital city on the island of Welkin, is in danger of becoming a vampire colony Ghostly ships filled with coffins are arriving and the vampire voles are becoming a real pain in the neck. Will Monty, the famous weasel detective, come whisker to whisker with the evil master-vampire?

Montegu Sylver, the famous weasel detective, is off to the East to track down some stolen jade shoes. As he sets off with his friends to the land of Eggyok, they face a hazardous journey. But worse is to come, as Monty comes whisker to whisker with his old adversary, the evil lemming, Svetlana.

The conclusion of the Welkin Weasels' trilogy. Sylver and his band of weasels take to the high seas in search of the humans who mysteriously deserted the land of Welkin many years ago. On their tail is the seasick Sheriff Falshed, commanded by the stoat rulers to stop Sylver at any cost.

In the land of Welkin, Sylver, leader of a band of outlaw weasels, is on a quest: to find the humans who abandoned the land many years ago and bring them back. With his small band of weasels he journeys south through myriad adventures in search of an ancient castle.