In the spare wing of a church-run sanatorium, some zealous youths create "the Library," a space where lonely citizens can read one another's personal diaries and connect with like-minded souls in "dialogues across the ether." But when their scribblings devolve into the ugliest confessions of the macabre, the Library's users learn too late that a malicious force has consumed their privacy and their sanity. As the city of Turin suffers a twenty-day...