In a world divided by factions based on virtues, Tris learns she's Divergent and won't fit in. When she discovers a plot to destroy Divergents, Tris and the mysterious Four must find out what makes Divergents dangerous before it's too late.
Hazel and Gus are teenagers who meet at a cancer support group and fall in love. They both share the same acerbic wit and a love of books, especially "An Imperial Affliction", so they embark on a journey to visit an author in Amsterdam.
Aliens and their Guardians are hiding on Earth from intergalactic bounty hunters. They can only be killed in numerical order, and Number Four is next on the list. This is his story.