Reckoning (The Variant Series, #4) - The Variant Series, #4

Alexandra Parker came home from the past only to find herself in the middle of an underground war-one that could affect the fate of Variants everywhere. Fighting an all-powerful government agency is tough enough, but when a secret from John Grayson's past comes back to haunt them all, the group's united front begins to crumble. And when Alex's own painful memories threaten to push her past her breaking point, the uprising stands to lose its most powerful weapon.
With their lives and their freedom on the line, can Declan, Nate, and the rest of the Grayson family hold it together long enough to bring down Director Carter and derail Brian's apocalyptic visions?As Alex struggles to master her most volatile ability yet, only one thing is certain: the uprising's cold war with the Agency is about to turn red hot.