When fifteen-year-old Will is rejected by battleschool, he becomes the reluctant apprentice to the mysterious Ranger Halt, and winds up protecting the kingdom from danger.

Chasing the Skandian slave-traders who kidnapped Will and Evanlyn, Ranger Halt and warrior student Horace find themselves in the frozen northern islands, where they battle a ruthless black-clad knight as they attempt to rescue their friends.

Now a full-fledged Ranger responsible for a sleepy fief, Will finds a new adventure seeking the traitors who poisoned the king, investigating rumors of sorcery, and trying to rescue his friend Alyss, who is taken hostage.

On a mission to pay the ransom of a new ally, apprentice Will and his friends find themselves in a desert wasteland awash with enemies.

Halt, Will, and Horace set out for Hibernia, where a quasi-religious group, the Outsiders, is sowing confusion and sedition, and they find that secrets from Halt's past may hold the key to restoring order before the last kingdom is undermined.

Halt, Will, and Horace set out for Hibernia, where a quasi-religious group, the Outsiders, is sowing confusion and sedition, and they find that secrets from Halt's past may hold the key to restoring order before the last kingdom is undermined.

Ranger Will's past is revealed in this story from the New York Times bestselling Ranger's Apprentice.
Halt reveals to Will the story behind his parents' deaths and how he came to live at the Castle Redmont Ward.

A tale that brings the Ranger's Apprentice series full circle finds an adult Will struggling with the loss of his wife and reluctantly mentoring the daughter of Horace and Evanlyn so she can assume leadership over the floundering Rangers.

When the former Baron Morgarath escaped to avoid punishment for treason, an uneasy peace fell on Araluen. But Morgarath, now in hiding, is already planning his next move, recruiting an army of savage, overpowering beasts known as Wargals. Newly crowned King Duncan knows he must assemble his troops for battle.

King Duncan and Princess Cassandra are trapped in the south tower of Castle Araluen and under near-constant attack from the Red Fox Clan. Sir Horace and Ranger Commandant Gilan are holed up in an old hill fort, surrounded by the enemy. And Ranger's apprentice Maddie is the only one who can save them all. With the help of Hal, Thorn, and the rest of the Heron brotherband, Maddie will have to break her father and his men out of the hill fort, but will...