The thrilling conclusion to the Skylark Trilogy: Revolution is brewing in the city within the Wall. The city stands divided, and war is imminent. The rebels need a leader. After months beyond the Wall, Lark returns with Owen by her side, prepared to overthrow the Institute once and for all. But Lark's triumphant homecoming is short-lived when another leader emerges to unite the rebels: Eve, a mysterious Renewable. Lark wonders if Eve's powers will bring them strength - or bring humanity's final downfall.