Since the evasion of the Mogadorians have invaded the planet Lorien, ten Legacies and their Cêpans have escaped. Now, settled on Earth, one by one, a few Legacies have been tracked down by the Mogadorians and killed off. However, one Legacy and his Cêpan, John Smith and Henri, are settling in their new life on Earth, hiding from the Mogadorians. However, they soon find themselves in the middle of a war when the Mogadorians find them both and try to kill them, and their new friends along the way.
