The Gryphon

On his 16th birthday Marks brother Thomas introduces him to the dark family secret and hands him the Chronicle of the Black Tower. A different world ruled by an eerie creature - the Gryphon. But how is the chronicle related to their fathers death?

Against his mothers will Mark tries to find a way back to the world of the Black Tower in order to save Memo. Meanwhile, Becky tries to find out if the contents of the chronicle really exist or if Mark is suffering from hallucinations.

While Mark and Memo prepare for the arrival of the horned ones, Becky tries to convince Marks mother that he is not suffering from delusions. But then fate takes a gruesome turn.