In the After Light - by Alexandra Bracken (3rd Book)

Paperback. In the Afterlight is the third book in Alexandra Bracken's The Darkest Minds series, where Ruby Daly, as a leader of the rebel group, tries to free other psychic children from government camps. After a devastating loss, she forms an unlikely alliance with Liam's brother, Cole Stewart. Together, they must navigate internal conflicts and a mission to reveal the government's abuses, as the fate of a generation rests on their actions.