Also titled The 100, the books are a series of young adult science fiction novels by author Kass Morgan. There are four novels in the series, and the first is simply named The 100.

THE 100 season 5 finale closed with the title card: Book 1 End, which flashed up after the last scene. The title card at the conclusion of episode 13 - called Damocles Part II - has left fans ...

A new book by Kasss Morgan, The 100: Day 21 is a continuation of her first book and bestseller, The 100. The first book introduced all of the main characters for the series and gave all of the ...