The enchanter Count Harken - the shadow in the painting of the Red King - is determined to stop Billy from discovering a life-changing family secret. His incredible power reaches out from the dark land of Badlock to wreak revenge on Charlie and his friends. Charlie's ancestor Otus Yewbeam - a giant married to Amoret the Red King's daughter - has been imprisoned in Badlock by Count Harken. Charlie is sucked into a painting of Badlock and tries to rescue Otus. But can he outwit the shadow's troll army?