Bobby Dean and the Underground Kingdom

When Bobby and his friends head off on a school residential trip to the wilds of North Wales, he soon finds that more than a little adventure awaits. Because where they're staying is steeped in myth and mystery and around every corner danger lurks!

Lives are saved, deep friendships made, but when Bobby finds himself trapped in another world, is this one adventure too many?

One thing is for certain, Bobby is going to need his special voice more than ever!