"While working on a project translating letters from sixteenth-century Prague, high school senior Nora Kane discovers her best friend murdered with her boyfriend the apparent killer and is caught up in a dangerous web of secret societies and shadowy conspirators, all searching for a mysterious ancient device purported to allow direct communication with God."
10 2016 Thriller YA Books That Will Keep You Flipping Pages
The Life Beyond (Other Life 2) by Susanne Winnacker (2013) --- Sherry’s dad is infected with the rabies mutation and his only chance at survival lies beyond the deadly fence separating the country: the antidote produced in the labs on the other side. Joshua wants nothing more than to have his sister back, but after years as a Weeper she might already be beyond saving. Together with Tyler and Rachel, they set out on what might very well be a suicide mission.