The Bone Season by Samantha Shannon — book slip

In 2059, the world is under the control of Scion, a powerful security force. Paige Mahoney, a dreamwalker who can break into others' minds, works in the criminal underworld of Scion London.

Her life takes a dramatic turn when she's captured and taken to Oxford, a city erased from the map and now controlled by the Rephaim, an otherworldly race.

Assigned to a Rephaite keeper named Warden, Paige must navigate this new world and uncover the true motives of her captors if she hopes to regain her freedom.

For fans of Harry Potter and The Hunger Games.