The SolutionKatherine ApplegateAnimorphs, book 22

Characters in The Solution

7 characters, main characters first.

Main characters

Rachel
Also in The Visitor, The Message, The Stranger, The Andalite's Gift, The Alien, The Secret, The Reaction, The Underground, The Exposed, The Separation
Aximili-Esgarrouth-Isthill
Also in The Stranger, The Andalite's Gift, The Alien, The Secret, The Forgotten, The Underground, The Discovery, The Suspicion, The Attack, The Sickness

Antagonists

David
Also in The Discovery, The Threat, The Return, The Ultimate