The Final Descent (4) (The Monstrumologist)

Will Henry and Dr. Warthrop have encountered many horrors together€"but can Will endure a monstrumological terror without his mentor?

Will Henry has been through more that seems possible for a boy of fourteen. He€s been on the brink of death on more than one occasion, he has gazed into hell€"and hell has stared back at him, and known his face. But through it all, Dr. Warthrop has been at his side.

When Dr. Warthrop fears that Will€s loyalties may be shifting, he turns on Will with a fury, determined to reclaim his young apprentice€s devotion. And so Will must face one of the most horrific creatures of his monstrumology career€"and he must face it alone.

Over the course of one day, Will€s life€"and Pellinor Warthrop€s destiny€"will lie in balance. In the terrifying depths of the Monstrumarium, they will face a monster more terrible than any they could have imagined€"and their fates will be decided.