When an army of fairy space probes programmed to destroy Atlantis return to Earth, Artemis Fowl attempts to stop the destruction of the city while dealing with his delusional and obsessive-compulsive disorders.
Wally, who was adopted from a Russian orphanage and raised in a wealthy New York City family, finds herself living on the streets at fifteen, and, at sixteen, she sets out to locate her birth mother before her Russian gangster father can.