After facing off with the Mogadorian ruler and almost being annihilated, the Garde go into hiding. They must learn to master their Legacies and learn to work together as a team. When they receive a sign from Number Five -- a crop circle in the shape of a Loric symbol -- they know they are close to being reunited. But could it be a trap? Time is running out, and the only thing they know for certain is that they have to get to Five before it's too late....

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.

"For years the Garde have fought the Mogadorians in secret. Now all of that has changed. The invasion has begun. John is on the front lines of the fight in New York City. And just as the odds seem stacked against him, his best friend, Sam, a human, inexplicably develops a Legacy--and Sam isn't the only one." "While the pair try to track down Five and Nine amid the chaos, they encounter another teen who can wield abilities that were once only meant...

When Taylor Cook develops incredible abilities, she finds herself at the Human Garde Academy, where the Loric are training the new generation of Garde to control her powers.

The Human Garde Academy was created in the aftermath of an alien invasion of Earth. It was meant to provide a safe haven for teens across the globe who were suddenly developing incredible powers known as Legacies. Taylor Cook was one of the newest students and had no idea if she'd ever fit in. But when she was mysteriously abducted, her friends broke every rule in the book to save her. In the process, they uncovered a secret organization that was...

The fugitive: Mark James tries to track down Sarah Hart, evade the Mogadorians and the FBI, and discover the identity of the mysterious blogger he knows only as GUARD. The navigator: The truth about the crew of the two Loric spaceships who escaped to Earth is revealed and readers discover what happened to the pilots after they arrived and parted ways with the Garde. The guard: The hacker who has been aiding the Lorien survivors from the shadows...