In a post-apocalyptic future, teenaged Leyla feels compelled to search for Ari, while seeking to uncover the mystery behind her past. Leyla McQueen rescued her father from Broadmoor, the illegal government prison-- but his freedom comes at a terrible cost. She is separated from Ari, the boy who has her heart. Across Britain, the fallout from Leyla's actions has escalated tensions between Anthropoid and non-Anthropoid communities. In uncovering the startling truths about their world, she discovers her own shocking past-- and the horrifying secrets behind her father’s abduction and arrest. If fear prevents the people from taking a stand now, the abyss could stay in the dark forever. -- adapted from jacket

Sequel to: The light at the bottom of the world. Includes a discussion guide.