Lark Ainsley has yearned to become an adult by having her magical energy harvested, but when she is finally chosen a special talent is revealed and, rather than become a human battery powering the dome that protects humanity, she escapes hoping to find the Iron Wood, a wilderness rumored to be inhabited by others like herself.

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 Oren 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...