On his sixteenth birthday, Mark’s brother Thomas reveals a long-held family secret, pressing into his hand a book known as the Chronicle of the Black Tower. It details a world governed by an unsettling presence – the Gryphon. The question l…

Reluctantly, spurred by Memo’s assistance, Mark begins a search for his brother Thomas, who has vanished into the realm of the Black Tower. Simultaneously, Becky delves into Mark’s history, uncovering a deeply troubling secret.

Defying his mother’s wishes, Mark seeks a path back to the realm of the Black Tower, driven by the need to rescue Memo. Simultaneously, Becky endeavors to determine whether the chronicle's contents are real, or if Mark is succumbing to delu…

Mark and Memo devised a plan to liberate Thomas. Becky remained oblivious, certain Mark was fabricating his experiences. His mother shared this conviction, advocating for psychiatric evaluation. Would Mark succeed in his escape?

As Mark and Memo made preparations for the coming of the horned figures, Becky attempted to persuade Mark’s mother that his mind was not adrift in fantasy. But then, a grim turn of events unfolded.

A startling piece of information reaches Mark's mother from Bräker, concerning her husband's demise. Meanwhile, within the tower world, Mark and Memo confront a profound and terrifying ordeal.