Lynn Larson just wanted to have a normal senior year of high-school, graduate, and then begin the process of figuring out what to do with the rest of her life. But those plans are suddenly destroyed when her father dies under unusual circumstances. His research has gone missing, except for one journal and a cryptic letter from her long-dead mother. Lynn is left trying to answer questions that all seem to point back to her. On top of that a mysterious young stranger, claiming to be an immortal, has thrust himself into her life. That's when things really start to get weird.