Remember, Remember the 5th of November

Hayley's been missing for 2 months now. Only two people know where she is and one of them is dead, her. But hayley is still hanging around and with suspicions growing that her boy friend at the time did it, how can she prove he is innocent ? Hayley watches as her family and friends struggle to cope with her disapearance and she cant do anything to help them. Until she meets Ryan, a mysterious boy who can see and speak to her.But who did kill Hayley ?