In ancient times the Rings of Power were crafted by the Elven-smiths, and Sauron, the Dark Lord, forged the One Ring, filling it with his own power so that he could rule all others. But the One Ring was taken from him, and though he sought it throughout Middle-earth, it remained lost to him. After many ages, it fell into the hands of Bilbo Baggins, as told in The Hobbit.

The Two Towers is the second part of J.R.R. Tolkien's epic adventure, The Lord of the Rings. Frodo and the companions of the Ring have been beset by danger during their quest to prevent the Ruling Ring from falling into the hands of the Dark Lord, Sauron, by destroying it in the Cracks of Doom. They have lost the wizard Gandalf in a battle with an evil spirit int he Mines of Moria; and at the Falls of Rauros, Boromir, seduced by the power of the Ring...

Presented with an unexpected assignment, Alex Rider's greatest nemesis, Yassen Gregoravich, recalls his life and the path that led him to become an assassin while his one-time friend, Alex's uncle, became a spy.