Mysterious. Interesting. Prepared. That's how 12-year old Valeria liked to think of herself and her best friend, Theo. But then a disaster shook her world.
When a terrible bus wreck reveals that the Enemy of Time is destroying Earth's timeline, Valeria and Theo use a mysterious token given to her by three magical beings to travel to Italy 1349—the time of the Black Death. They must save a little girl who wasn't supposed to die and set the present time right again. But when calamity strikes in the middle of their journey, Valeria must continue on alone, finding the courage within herself to save the little girl and defeat the Enemy of Time before her life and future change forever.