Looking for Answers about David C. Cook Torrent - eBook?

In this conclusion of the River of Time series, every decision Gabi and Lia make is about life, and death. Being able to now control their time travel, the girls travel back to modern time to save their father from a certain, tragic death. But when their love from medieval Italy comes calling, they are determined to go back in time forever, despite the knowledge that the Black Plague is sweeping across Europe. Will the girls leave their time, home, and family forever?