Sixteen-year-old Evangeline has been dead for decades.

Her accidentally heroic demise secured her a spot on Cloud Nine, the luxurious top tier of the Afterlife - but it turns out that even paradise can get boring. After a century of terminal niceness, Evvy volunteers to train as a celestial guide.

Now it's her job to watch over people during their final hours on earth, ensuring they don't screw up their chances of a decent Afterlife. Evvy isn't averse to bending the rules, and she always gets results - until she makes the fatal mistake of falling for a living boy. Why can Tom see Evvy when he's not scheduled to depart yet? And how can she make this work when he's alive, she's dead, and fraternising with Beforelifers is absolutely forbidden? Suddenly, Evvy is facing the biggest challenge of her Afterlife...