Elle a student, becomes obsessed with Katie, the heroine of a novel she's just finished reading. When Elle, battling depression, becomes convinced that Katie is actually a human being, it sets her on a reckless and terrifying course.

Beautiful, wild, funny, and lost, Katie Kampenfelt takes a year off before college to find herself, all the while chronicling her adventures in an anonymous blog into which she pours her innermost secrets. Eventually, Katie's fearless narrative begins to crack, and dark pieces of her past emerge.