The sole survivor on a desperate, last-chance mission to save the earth, Ryland Grace is hurtled into the depths of space where he must conquer an extinction-level threat to humanity.

Working to overthrow Queen Levana, a fugitive Cinder and her companions search for Rapunzel-like hacker Cress, who has been trapped on a satellite since childhood and who has received orders from Levana to foil Cinder's efforts.

In a Spanish convent, seventeen-year-old Marina longs to join forces with her fellow Loriens to prepare for battle with the Mogadorians who destroyed their home planet, while in the United States, John, Six, and Sam elude authorities who think John is a terrorist.

In rural Ohio, friendships and a beautiful girl prove distracting to a fifteen-year-old who has hidden on Earth for ten years waiting to develop the Legacies, or powers, he will need to rejoin the other six surviving Garde members and fight the Mogadorians who destroyed their planet, Lorien.

After becoming a pilot and learning some disturbing things about her father, Spensa disguises herself and enters a Krell pilot training program where she discovers the purpose of the program is to exterminate humans.

A creature with tons of teeth and way too many butts is stealing the Bad Guys one by one.

"Cassie Sullivan, the survivor of an alien invasion, must rescue her young brother from the enemy with help from a boy who may be one of them"-- Provided by publisher.

In a future where alien beings consume technology as a few humans try to preserve it, Strata, her brother, and a friend are separated from their caravan and, with a wonderful robotic horse, must fight their way back.

After winning a major battle against alien invaders Alex and Sam let a mysterious book guide their steps as they fight to save humanity.