Growing up in the town of Sleepy Hollow, the mystery and intrigue over Washington Irving's classic legend are all part of daily life for sixteen-year-old Abbey. But when her best friend, Kristen, vanishes at the bridge near Sleepy Hollow Cemetery, Abbey's world is suddenly turned upside down.

While everyone is all too quick to accept that Kristen is dead, Abbey refuses to believe that she is really gone. And when Abbey meets the gorgeous, but mysterious, Caspian at Kristen's memorial she starts to feel like she has something to hold on to for the first time since Kristen's disappearance.

But when Abbey finds a diary hidden in Kristen's bedroom, she begins to question everything she thought she knew about her best friend. How could Kristen have kept silent about so much? And could this secret have led to her disappearance or even her death? Hurt and angry at Kristen's betrayal, Abbey turns to Caspian for support… and uncovers a frightening truth about him that threatens both their emerging love and her sanity…