From Australia's favourite novelist, author of the Scarecrow series and the Jack West Jr series with new novel Mr Einstein's Secretary out now.

*A dauntless young hero.

An army of brutal monsters.

An impossible quest.

Journey to the mountain ...*

Raf's mission to Troll Mountain is in ruins.

Having penetrated the mountain, only to be caught in the act of stealing the fabled elixir, Raf must now face the trolls' champion in a fight to the death.

As the trolls gather to watch the fight, Raf watches them closely. If he can somehow survive this fight, his mission may not be over.

The final battle for Troll Mountain is about to begin.

IN THIS, THE LAST OF THREE SERIALIZED EPISODES, MATTHEW REILLY TAKES YOU ON HIS WILDEST RIDE YET: A HEADLONG QUEST TO THE DARK HEART OF THE KINGDOM OF THE TROLLS.