Natanaël, seven, still doesn't know how to read. His eccentric old aunt bequeaths her house to his parents and her book collection to the young boy. Nat discovers that the books serve as a shelter for all the heroes found in children's literature. They are the original characters and are counting on him for protection. For if they leave the library, they will disappear along with their stories forever! When his parents start selling off the books, Nathanaël, who is shrunk by the evil witch Carabosse, braves everything to save his tiny friends

In Ancient Egypt, during the monotheistic regime of Akhenaten, Akhesa is a beautiful princess, 14 years of age. An impetuous young girl, Akhesa rebels against her father's dictats. She refuses to live confined in the royal palace and wants to discover why her mother, Queen Nefertiti, has been exiled on the island of Elephantine. Assisted by her half-brother prince Tutankhaten, or "Tut", Akhesa flees the court in hopes of finding her mother. In defiance of danger the two teenagers travel down the Nile to the burning-hot desert dunes, courageously facing the mercenary Zannanza and priests of Amun Ra, who are conspiring to overthrow the pharaoh because of his rejection of their god. With innocence their only weapon, Akhesa and Tut overcome many hardships, and encounter an extraordinary destiny.

Code Lyoko centers on four children who travel to the virtual world of Lyoko to battle against a sentient artificial intelligence named XANA, with a virtual human called Aelita.