The Lost Books

The Lost Books are a series of novels by Ted Dekker (as well as the name of the books the characters are searching for and are important in the plot of The Circle Series and The Paradise Novels) that takes place in the Books of History Chronicles multiverse.

The chronological setting is between the books Black and Red in The Circle Series.

Chronology:
 * Chosen
 * Infidel
 * Renegade
 * Chaos
 * Lunatic
 * Elyon

The first letter of each book's title helps to spell CIRCLE.