"Redwall" is a fantasy novel written by Brian Jacques, first published in 1986. The story is set in the peaceful Redwall Abbey, inhabited by various anthropomorphic animals, primarily mice. The plot follows the adventures of Matthias, a young mouse who embarks on a quest to defend his home from the villainous Cluny the Scourge, a rat determined to conquer the abbey. The book is the first in a series that explores themes of bravery, friendship, and the battle between good and evil. Each installment introduces new characters and settings, expanding the rich world of Redwall and its inhabitants, including badgers, squirrels, and otters.