The Two Towers is the second volume in J.R.R. Tolkien's epic fantasy novel series, The Lord of the Rings. In this volume, Frodo and Sam continue their journey to destroy the One Ring, while Aragorn, Legolas, and Gimli search for Merry and Pippin, who have been taken captive by the orcs. Meanwhile, Saruman's forces gather at Isengard to prepare for war against the peoples of Middle-earth. The Two Towers is filled with action, adventure, and moments of triumph and tragedy, as the characters face ever greater challenges on their quest to save their world from darkness.