The Archived(Archived‪)‬

The Archive, an otherworldly library, contains the bodies of everyone who has ever died. But when the Archive is compromised from within, sixteen-year-old Mackenzie Bishop must use her skills as a Keeper to identify the traitor and prevent violent Histories from escaping into our world.
The Archived is the first book in a dark, dazzlingly inventive YA fantasy series from the author of The Near Witch.