High Druid of Shannara is a trilogy of fantasy

Fantasy

Fantasy is a genre of fiction that commonly uses magic and other supernatural phenomena as a primary element of plot, theme, or setting. Many works within the genre take place in imaginary worlds where magic is common...

 novels in the Shannara

Shannara

Shannara is an epic fantasy series of novels written by Terry Brooks, beginning with The Sword of Shannara in 1977 and continuing through Bearers of the Black Staff which was released on August 24, 2010, as well as a prequel, First King of Shannara...

series by Terry Brooks

Terry Brooks

Terence Dean "Terry" Brooks is an American writer of fantasy fiction. He writes mainly epic fantasy, and has also written two movie novelizations. He has written 23 New York Times bestsellers during his writing career, and has over 21 million copies of his books in print...

. Set 20 years after the events of The Voyage of the Jerle Shannara

The Voyage of the Jerle Shannara

The Voyage of the Jerle Shannara is a trilogy by Terry Brooks set 130 years after the Heritage of Shannara. Similar to its predecessor, this is one cohesive story following the happenings of Bek Rowe, Walker Boh, and Grianne Ohmsford, among other characters.-Characters:*Ahren Elessedil*Antrax*Ard...

, the series chronicles the adventures of Pen Ohmsford

Pen Ohmsford

Penderrin Ohmsford, or Pen for short, is a character from the Shannara series by Terry Brooks.The son of Bek Ohmsford and Rue Meridian, Pen grew up around airships and was thus a superb pilot. However, unlike his father, Pen seemed to have no magic of his own, and his parents' distrust of the...

 as he seeks to rescue his aunt, the High Druid

Shannara Druids

The Druids are an order of historians, philosophers, magic-users, teachers and researchers in the Shannara series of epic fantasy novels by Terry Brooks.-Druid magic:-Paranor:...

 Grianne Ohmsford

Grianne Ohmsford

Grianne Ohmsford was abducted from her burning home when she was a young child by a powerful and evil warlock called the Morgawr, who knew that the power of the Wishsong held by the Ohmsford family had the potential to destroy him. He brainwashed Grianne into believing that it was the Druids,...

.

Jarka Ruus

The first novel in the High Druid trilogy chronicles the banishment of Grianne Ohmsford, the High Druid, to the dark world of the Forbidding by Shadea a'Ru through the employment of a magic known as liquid night. Grianne's nephew, Penderrin "Pen" Ohmsford mounts a rescue mission far into the Northland in an attempt to bring her back into the Four Lands.

Tanequil

The second novel of the High Druid trilogy details Pen's quest to find aid from the magic Tanequil tree, the deployment of a powerful new weapon by the corrupt Federation army, and the trials of the incarcerated Grianne in the Forbidding.

Straken

The final novel of the High Druid trilogy brings the adventure to rescue the High Druid from the Forbidding and defeat the Federation army to its conclusion. In addition, it brings an end to the demon's plot to release the demons from the Forbidding.